Home / 5,545.66-8,320.65-2,465.50

Finding the Fourth Proportional to 5,545.66, 8,320.65 and 2,465.50

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Solution

The fourth proportional to 5,545.66, 8,320.65 and 2,465.50 is: 3,699.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.66 : 8,320.65 = 2,465.50 : x
  2. Step 2: Convert to fraction form
    5,545.66/8,320.65 = 2,465.50/x
  3. Step 3: Cross multiply
    5,545.66x = 8,320.65 × 2,465.50
  4. Step 4: Simplify right side
    5,545.66x = 20,514,562.58
  5. Step 5: Solve for x
    x = 20,514,562.58/5,545.66
  6. Step 6: Final answer
    x = 3,699.21

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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.