Home / 3,657.40-5,482.65-3,332.39

Finding the Fourth Proportional to 3,657.40, 5,482.65 and 3,332.39

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Solution

The fourth proportional to 3,657.40, 5,482.65 and 3,332.39 is: 4,995.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,657.40 : 5,482.65 = 3,332.39 : x
  2. Step 2: Convert to fraction form
    3,657.40/5,482.65 = 3,332.39/x
  3. Step 3: Cross multiply
    3,657.40x = 5,482.65 × 3,332.39
  4. Step 4: Simplify right side
    3,657.40x = 18,270,329.90
  5. Step 5: Solve for x
    x = 18,270,329.90/3,657.40
  6. Step 6: Final answer
    x = 4,995.44

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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.