Home / 12,298.28-16,971.12-7,264.13

Finding the Fourth Proportional to 12,298.28, 16,971.12 and 7,264.13

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Solution

The fourth proportional to 12,298.28, 16,971.12 and 7,264.13 is: 10,024.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,298.28 : 16,971.12 = 7,264.13 : x
  2. Step 2: Convert to fraction form
    12,298.28/16,971.12 = 7,264.13/x
  3. Step 3: Cross multiply
    12,298.28x = 16,971.12 × 7,264.13
  4. Step 4: Simplify right side
    12,298.28x = 123,280,421.93
  5. Step 5: Solve for x
    x = 123,280,421.93/12,298.28
  6. Step 6: Final answer
    x = 10,024.20

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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.