Home / 10,001.05-14,991.62-4,726.73

Finding the Fourth Proportional to 10,001.05, 14,991.62 and 4,726.73

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Solution

The fourth proportional to 10,001.05, 14,991.62 and 4,726.73 is: 7,085.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,001.05 : 14,991.62 = 4,726.73 : x
  2. Step 2: Convert to fraction form
    10,001.05/14,991.62 = 4,726.73/x
  3. Step 3: Cross multiply
    10,001.05x = 14,991.62 × 4,726.73
  4. Step 4: Simplify right side
    10,001.05x = 70,861,353.85
  5. Step 5: Solve for x
    x = 70,861,353.85/10,001.05
  6. Step 6: Final answer
    x = 7,085.39

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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.