Home / 6,545.80-9,799.41-4,320.53

Finding the Fourth Proportional to 6,545.80, 9,799.41 and 4,320.53

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Solution

The fourth proportional to 6,545.80, 9,799.41 and 4,320.53 is: 6,468.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,545.80 : 9,799.41 = 4,320.53 : x
  2. Step 2: Convert to fraction form
    6,545.80/9,799.41 = 4,320.53/x
  3. Step 3: Cross multiply
    6,545.80x = 9,799.41 × 4,320.53
  4. Step 4: Simplify right side
    6,545.80x = 42,338,644.89
  5. Step 5: Solve for x
    x = 42,338,644.89/6,545.80
  6. Step 6: Final answer
    x = 6,468.06

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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.