Home / 10,264.30-15,401.05-6,321.53

Finding the Fourth Proportional to 10,264.30, 15,401.05 and 6,321.53

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Solution

The fourth proportional to 10,264.30, 15,401.05 and 6,321.53 is: 9,485.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,264.30 : 15,401.05 = 6,321.53 : x
  2. Step 2: Convert to fraction form
    10,264.30/15,401.05 = 6,321.53/x
  3. Step 3: Cross multiply
    10,264.30x = 15,401.05 × 6,321.53
  4. Step 4: Simplify right side
    10,264.30x = 97,358,222.31
  5. Step 5: Solve for x
    x = 97,358,222.31/10,264.30
  6. Step 6: Final answer
    x = 9,485.13

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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.