Home / 10,231.48-15,334.80-7,265.24

Finding the Fourth Proportional to 10,231.48, 15,334.80 and 7,265.24

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Solution

The fourth proportional to 10,231.48, 15,334.80 and 7,265.24 is: 10,889.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,231.48 : 15,334.80 = 7,265.24 : x
  2. Step 2: Convert to fraction form
    10,231.48/15,334.80 = 7,265.24/x
  3. Step 3: Cross multiply
    10,231.48x = 15,334.80 × 7,265.24
  4. Step 4: Simplify right side
    10,231.48x = 111,411,002.35
  5. Step 5: Solve for x
    x = 111,411,002.35/10,231.48
  6. Step 6: Final answer
    x = 10,889.04

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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.