Home / 10,312.02-15,466.28-3,386.52

Finding the Fourth Proportional to 10,312.02, 15,466.28 and 3,386.52

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Solution

The fourth proportional to 10,312.02, 15,466.28 and 3,386.52 is: 5,079.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,312.02 : 15,466.28 = 3,386.52 : x
  2. Step 2: Convert to fraction form
    10,312.02/15,466.28 = 3,386.52/x
  3. Step 3: Cross multiply
    10,312.02x = 15,466.28 × 3,386.52
  4. Step 4: Simplify right side
    10,312.02x = 52,376,849.61
  5. Step 5: Solve for x
    x = 52,376,849.61/10,312.02
  6. Step 6: Final answer
    x = 5,079.20

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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.