Home / 10,147.24-15,223.20-4,304.08

Finding the Fourth Proportional to 10,147.24, 15,223.20 and 4,304.08

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Solution

The fourth proportional to 10,147.24, 15,223.20 and 4,304.08 is: 6,457.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,147.24 : 15,223.20 = 4,304.08 : x
  2. Step 2: Convert to fraction form
    10,147.24/15,223.20 = 4,304.08/x
  3. Step 3: Cross multiply
    10,147.24x = 15,223.20 × 4,304.08
  4. Step 4: Simplify right side
    10,147.24x = 65,521,870.66
  5. Step 5: Solve for x
    x = 65,521,870.66/10,147.24
  6. Step 6: Final answer
    x = 6,457.11

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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.