Home / 4,080.52-5,631.14-2,402

Finding the Fourth Proportional to 4,080.52, 5,631.14 and 2,402

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Solution

The fourth proportional to 4,080.52, 5,631.14 and 2,402 is: 3,314.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.52 : 5,631.14 = 2,402 : x
  2. Step 2: Convert to fraction form
    4,080.52/5,631.14 = 2,402/x
  3. Step 3: Cross multiply
    4,080.52x = 5,631.14 × 2,402
  4. Step 4: Simplify right side
    4,080.52x = 13,525,998.28
  5. Step 5: Solve for x
    x = 13,525,998.28/4,080.52
  6. Step 6: Final answer
    x = 3,314.77

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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.