Home / 9,747.80-14,621.70-6,248.60

Finding the Fourth Proportional to 9,747.80, 14,621.70 and 6,248.60

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Solution

The fourth proportional to 9,747.80, 14,621.70 and 6,248.60 is: 9,372.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,747.80 : 14,621.70 = 6,248.60 : x
  2. Step 2: Convert to fraction form
    9,747.80/14,621.70 = 6,248.60/x
  3. Step 3: Cross multiply
    9,747.80x = 14,621.70 × 6,248.60
  4. Step 4: Simplify right side
    9,747.80x = 91,365,154.62
  5. Step 5: Solve for x
    x = 91,365,154.62/9,747.80
  6. Step 6: Final answer
    x = 9,372.90

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Double scale
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Similar ratio
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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.