Home / 9,627.40-14,440.56-3,387.70

Finding the Fourth Proportional to 9,627.40, 14,440.56 and 3,387.70

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Solution

The fourth proportional to 9,627.40, 14,440.56 and 3,387.70 is: 5,081.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,627.40 : 14,440.56 = 3,387.70 : x
  2. Step 2: Convert to fraction form
    9,627.40/14,440.56 = 3,387.70/x
  3. Step 3: Cross multiply
    9,627.40x = 14,440.56 × 3,387.70
  4. Step 4: Simplify right side
    9,627.40x = 48,920,285.11
  5. Step 5: Solve for x
    x = 48,920,285.11/9,627.40
  6. Step 6: Final answer
    x = 5,081.36

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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.