Home / 10,432.56-14,397.60-6,889.56

Finding the Fourth Proportional to 10,432.56, 14,397.60 and 6,889.56

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Solution

The fourth proportional to 10,432.56, 14,397.60 and 6,889.56 is: 9,508.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,432.56 : 14,397.60 = 6,889.56 : x
  2. Step 2: Convert to fraction form
    10,432.56/14,397.60 = 6,889.56/x
  3. Step 3: Cross multiply
    10,432.56x = 14,397.60 × 6,889.56
  4. Step 4: Simplify right side
    10,432.56x = 99,193,129.06
  5. Step 5: Solve for x
    x = 99,193,129.06/10,432.56
  6. Step 6: Final answer
    x = 9,508.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.