Home / 6,535.20-9,019.47-4,146.38

Finding the Fourth Proportional to 6,535.20, 9,019.47 and 4,146.38

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Solution

The fourth proportional to 6,535.20, 9,019.47 and 4,146.38 is: 5,722.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,535.20 : 9,019.47 = 4,146.38 : x
  2. Step 2: Convert to fraction form
    6,535.20/9,019.47 = 4,146.38/x
  3. Step 3: Cross multiply
    6,535.20x = 9,019.47 × 4,146.38
  4. Step 4: Simplify right side
    6,535.20x = 37,398,104.92
  5. Step 5: Solve for x
    x = 37,398,104.92/6,535.20
  6. Step 6: Final answer
    x = 5,722.56

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Half scale
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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.