Home / 7,542.01-11,314.28-2,798.45

Finding the Fourth Proportional to 7,542.01, 11,314.28 and 2,798.45

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Solution

The fourth proportional to 7,542.01, 11,314.28 and 2,798.45 is: 4,198.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,542.01 : 11,314.28 = 2,798.45 : x
  2. Step 2: Convert to fraction form
    7,542.01/11,314.28 = 2,798.45/x
  3. Step 3: Cross multiply
    7,542.01x = 11,314.28 × 2,798.45
  4. Step 4: Simplify right side
    7,542.01x = 31,662,439.72
  5. Step 5: Solve for x
    x = 31,662,439.72/7,542.01
  6. Step 6: Final answer
    x = 4,198.14

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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.