Home / 10,807.38-16,215.30-4,232.43

Finding the Fourth Proportional to 10,807.38, 16,215.30 and 4,232.43

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Solution

The fourth proportional to 10,807.38, 16,215.30 and 4,232.43 is: 6,350.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,807.38 : 16,215.30 = 4,232.43 : x
  2. Step 2: Convert to fraction form
    10,807.38/16,215.30 = 4,232.43/x
  3. Step 3: Cross multiply
    10,807.38x = 16,215.30 × 4,232.43
  4. Step 4: Simplify right side
    10,807.38x = 68,630,122.18
  5. Step 5: Solve for x
    x = 68,630,122.18/10,807.38
  6. Step 6: Final answer
    x = 6,350.30

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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.