Home / 10,432.35-15,650.49-4,192.86

Finding the Fourth Proportional to 10,432.35, 15,650.49 and 4,192.86

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Solution

The fourth proportional to 10,432.35, 15,650.49 and 4,192.86 is: 6,290.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,432.35 : 15,650.49 = 4,192.86 : x
  2. Step 2: Convert to fraction form
    10,432.35/15,650.49 = 4,192.86/x
  3. Step 3: Cross multiply
    10,432.35x = 15,650.49 × 4,192.86
  4. Step 4: Simplify right side
    10,432.35x = 65,620,313.50
  5. Step 5: Solve for x
    x = 65,620,313.50/10,432.35
  6. Step 6: Final answer
    x = 6,290.08

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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.