Home / 3,545.52-5,290.57-3,525.02

Finding the Fourth Proportional to 3,545.52, 5,290.57 and 3,525.02

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Solution

The fourth proportional to 3,545.52, 5,290.57 and 3,525.02 is: 5,259.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545.52 : 5,290.57 = 3,525.02 : x
  2. Step 2: Convert to fraction form
    3,545.52/5,290.57 = 3,525.02/x
  3. Step 3: Cross multiply
    3,545.52x = 5,290.57 × 3,525.02
  4. Step 4: Simplify right side
    3,545.52x = 18,649,343.03
  5. Step 5: Solve for x
    x = 18,649,343.03/3,545.52
  6. Step 6: Final answer
    x = 5,259.97

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.