Home / 9,001.50-13,478.60-6,354.74

Finding the Fourth Proportional to 9,001.50, 13,478.60 and 6,354.74

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Solution

The fourth proportional to 9,001.50, 13,478.60 and 6,354.74 is: 9,515.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,001.50 : 13,478.60 = 6,354.74 : x
  2. Step 2: Convert to fraction form
    9,001.50/13,478.60 = 6,354.74/x
  3. Step 3: Cross multiply
    9,001.50x = 13,478.60 × 6,354.74
  4. Step 4: Simplify right side
    9,001.50x = 85,652,998.56
  5. Step 5: Solve for x
    x = 85,652,998.56/9,001.50
  6. Step 6: Final answer
    x = 9,515.41

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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.