Home / 10,001.56-14,990.91-6,255.04

Finding the Fourth Proportional to 10,001.56, 14,990.91 and 6,255.04

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Solution

The fourth proportional to 10,001.56, 14,990.91 and 6,255.04 is: 9,375.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,001.56 : 14,990.91 = 6,255.04 : x
  2. Step 2: Convert to fraction form
    10,001.56/14,990.91 = 6,255.04/x
  3. Step 3: Cross multiply
    10,001.56x = 14,990.91 × 6,255.04
  4. Step 4: Simplify right side
    10,001.56x = 93,768,741.69
  5. Step 5: Solve for x
    x = 93,768,741.69/10,001.56
  6. Step 6: Final answer
    x = 9,375.41

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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.