Home / 9,224.68-12,729.54-5,246.76

Finding the Fourth Proportional to 9,224.68, 12,729.54 and 5,246.76

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Solution

The fourth proportional to 9,224.68, 12,729.54 and 5,246.76 is: 7,240.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,224.68 : 12,729.54 = 5,246.76 : x
  2. Step 2: Convert to fraction form
    9,224.68/12,729.54 = 5,246.76/x
  3. Step 3: Cross multiply
    9,224.68x = 12,729.54 × 5,246.76
  4. Step 4: Simplify right side
    9,224.68x = 66,788,841.29
  5. Step 5: Solve for x
    x = 66,788,841.29/9,224.68
  6. Step 6: Final answer
    x = 7,240.23

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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.