Home / 1,504.38-2,080.08-1,319.88

Finding the Fourth Proportional to 1,504.38, 2,080.08 and 1,319.88

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Solution

The fourth proportional to 1,504.38, 2,080.08 and 1,319.88 is: 1,824.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504.38 : 2,080.08 = 1,319.88 : x
  2. Step 2: Convert to fraction form
    1,504.38/2,080.08 = 1,319.88/x
  3. Step 3: Cross multiply
    1,504.38x = 2,080.08 × 1,319.88
  4. Step 4: Simplify right side
    1,504.38x = 2,745,455.99
  5. Step 5: Solve for x
    x = 2,745,455.99/1,504.38
  6. Step 6: Final answer
    x = 1,824.98

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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.