Home / 11,359.12-15,674.55-6,323.62

Finding the Fourth Proportional to 11,359.12, 15,674.55 and 6,323.62

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Solution

The fourth proportional to 11,359.12, 15,674.55 and 6,323.62 is: 8,726.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,359.12 : 15,674.55 = 6,323.62 : x
  2. Step 2: Convert to fraction form
    11,359.12/15,674.55 = 6,323.62/x
  3. Step 3: Cross multiply
    11,359.12x = 15,674.55 × 6,323.62
  4. Step 4: Simplify right side
    11,359.12x = 99,119,897.87
  5. Step 5: Solve for x
    x = 99,119,897.87/11,359.12
  6. Step 6: Final answer
    x = 8,726.02

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.