Home / 5,473.12-7,552.68-2,989.12

Finding the Fourth Proportional to 5,473.12, 7,552.68 and 2,989.12

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Solution

The fourth proportional to 5,473.12, 7,552.68 and 2,989.12 is: 4,124.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,473.12 : 7,552.68 = 2,989.12 : x
  2. Step 2: Convert to fraction form
    5,473.12/7,552.68 = 2,989.12/x
  3. Step 3: Cross multiply
    5,473.12x = 7,552.68 × 2,989.12
  4. Step 4: Simplify right side
    5,473.12x = 22,575,866.84
  5. Step 5: Solve for x
    x = 22,575,866.84/5,473.12
  6. Step 6: Final answer
    x = 4,124.86

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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.