Home / 2,555.97-3,527.10-1,437.09

Finding the Fourth Proportional to 2,555.97, 3,527.10 and 1,437.09

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Solution

The fourth proportional to 2,555.97, 3,527.10 and 1,437.09 is: 1,983.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555.97 : 3,527.10 = 1,437.09 : x
  2. Step 2: Convert to fraction form
    2,555.97/3,527.10 = 1,437.09/x
  3. Step 3: Cross multiply
    2,555.97x = 3,527.10 × 1,437.09
  4. Step 4: Simplify right side
    2,555.97x = 5,068,760.14
  5. Step 5: Solve for x
    x = 5,068,760.14/2,555.97
  6. Step 6: Final answer
    x = 1,983.11

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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.