Home / 3,545.20-5,344.36-3,307.33

Finding the Fourth Proportional to 3,545.20, 5,344.36 and 3,307.33

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Solution

The fourth proportional to 3,545.20, 5,344.36 and 3,307.33 is: 4,985.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545.20 : 5,344.36 = 3,307.33 : x
  2. Step 2: Convert to fraction form
    3,545.20/5,344.36 = 3,307.33/x
  3. Step 3: Cross multiply
    3,545.20x = 5,344.36 × 3,307.33
  4. Step 4: Simplify right side
    3,545.20x = 17,675,562.16
  5. Step 5: Solve for x
    x = 17,675,562.16/3,545.20
  6. Step 6: Final answer
    x = 4,985.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.