Home / 5,473.52-7,551.56-3,115.06

Finding the Fourth Proportional to 5,473.52, 7,551.56 and 3,115.06

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Solution

The fourth proportional to 5,473.52, 7,551.56 and 3,115.06 is: 4,297.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,473.52 : 7,551.56 = 3,115.06 : x
  2. Step 2: Convert to fraction form
    5,473.52/7,551.56 = 3,115.06/x
  3. Step 3: Cross multiply
    5,473.52x = 7,551.56 × 3,115.06
  4. Step 4: Simplify right side
    5,473.52x = 23,523,562.49
  5. Step 5: Solve for x
    x = 23,523,562.49/5,473.52
  6. Step 6: Final answer
    x = 4,297.70

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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.