Home / 10,534.72-15,802.18-4,293.47

Finding the Fourth Proportional to 10,534.72, 15,802.18 and 4,293.47

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Solution

The fourth proportional to 10,534.72, 15,802.18 and 4,293.47 is: 6,440.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,534.72 : 15,802.18 = 4,293.47 : x
  2. Step 2: Convert to fraction form
    10,534.72/15,802.18 = 4,293.47/x
  3. Step 3: Cross multiply
    10,534.72x = 15,802.18 × 4,293.47
  4. Step 4: Simplify right side
    10,534.72x = 67,846,179.43
  5. Step 5: Solve for x
    x = 67,846,179.43/10,534.72
  6. Step 6: Final answer
    x = 6,440.24

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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.