Home / 6,545.60-9,032.84-3,561.40

Finding the Fourth Proportional to 6,545.60, 9,032.84 and 3,561.40

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Solution

The fourth proportional to 6,545.60, 9,032.84 and 3,561.40 is: 4,914.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,545.60 : 9,032.84 = 3,561.40 : x
  2. Step 2: Convert to fraction form
    6,545.60/9,032.84 = 3,561.40/x
  3. Step 3: Cross multiply
    6,545.60x = 9,032.84 × 3,561.40
  4. Step 4: Simplify right side
    6,545.60x = 32,169,556.38
  5. Step 5: Solve for x
    x = 32,169,556.38/6,545.60
  6. Step 6: Final answer
    x = 4,914.68

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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.