Home / 5,326.32-7,977.24-2,981.13

Finding the Fourth Proportional to 5,326.32, 7,977.24 and 2,981.13

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Solution

The fourth proportional to 5,326.32, 7,977.24 and 2,981.13 is: 4,464.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326.32 : 7,977.24 = 2,981.13 : x
  2. Step 2: Convert to fraction form
    5,326.32/7,977.24 = 2,981.13/x
  3. Step 3: Cross multiply
    5,326.32x = 7,977.24 × 2,981.13
  4. Step 4: Simplify right side
    5,326.32x = 23,781,189.48
  5. Step 5: Solve for x
    x = 23,781,189.48/5,326.32
  6. Step 6: Final answer
    x = 4,464.84

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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.