Home / 5,132.16-7,698.24-1,669.68

Finding the Fourth Proportional to 5,132.16, 7,698.24 and 1,669.68

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Solution

The fourth proportional to 5,132.16, 7,698.24 and 1,669.68 is: 2,504.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132.16 : 7,698.24 = 1,669.68 : x
  2. Step 2: Convert to fraction form
    5,132.16/7,698.24 = 1,669.68/x
  3. Step 3: Cross multiply
    5,132.16x = 7,698.24 × 1,669.68
  4. Step 4: Simplify right side
    5,132.16x = 12,853,597.36
  5. Step 5: Solve for x
    x = 12,853,597.36/5,132.16
  6. Step 6: Final answer
    x = 2,504.52

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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.