Home / 10,190.18-15,285.27-6,726.62

Finding the Fourth Proportional to 10,190.18, 15,285.27 and 6,726.62

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Solution

The fourth proportional to 10,190.18, 15,285.27 and 6,726.62 is: 10,089.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,190.18 : 15,285.27 = 6,726.62 : x
  2. Step 2: Convert to fraction form
    10,190.18/15,285.27 = 6,726.62/x
  3. Step 3: Cross multiply
    10,190.18x = 15,285.27 × 6,726.62
  4. Step 4: Simplify right side
    10,190.18x = 102,818,202.89
  5. Step 5: Solve for x
    x = 102,818,202.89/10,190.18
  6. Step 6: Final answer
    x = 10,089.93

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.