Home / 5,458.47-7,532.33-3,219.84

Finding the Fourth Proportional to 5,458.47, 7,532.33 and 3,219.84

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Solution

The fourth proportional to 5,458.47, 7,532.33 and 3,219.84 is: 4,443.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458.47 : 7,532.33 = 3,219.84 : x
  2. Step 2: Convert to fraction form
    5,458.47/7,532.33 = 3,219.84/x
  3. Step 3: Cross multiply
    5,458.47x = 7,532.33 × 3,219.84
  4. Step 4: Simplify right side
    5,458.47x = 24,252,897.43
  5. Step 5: Solve for x
    x = 24,252,897.43/5,458.47
  6. Step 6: Final answer
    x = 4,443.17

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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.