Home / 5,028.01-7,542.35-1,330.19

Finding the Fourth Proportional to 5,028.01, 7,542.35 and 1,330.19

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Solution

The fourth proportional to 5,028.01, 7,542.35 and 1,330.19 is: 1,995.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028.01 : 7,542.35 = 1,330.19 : x
  2. Step 2: Convert to fraction form
    5,028.01/7,542.35 = 1,330.19/x
  3. Step 3: Cross multiply
    5,028.01x = 7,542.35 × 1,330.19
  4. Step 4: Simplify right side
    5,028.01x = 10,032,747.46
  5. Step 5: Solve for x
    x = 10,032,747.46/5,028.01
  6. Step 6: Final answer
    x = 1,995.37

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Half scale
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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.