Home / 1,625.10-2,434.41-1,527.90

Finding the Fourth Proportional to 1,625.10, 2,434.41 and 1,527.90

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Solution

The fourth proportional to 1,625.10, 2,434.41 and 1,527.90 is: 2,288.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625.10 : 2,434.41 = 1,527.90 : x
  2. Step 2: Convert to fraction form
    1,625.10/2,434.41 = 1,527.90/x
  3. Step 3: Cross multiply
    1,625.10x = 2,434.41 × 1,527.90
  4. Step 4: Simplify right side
    1,625.10x = 3,719,535.04
  5. Step 5: Solve for x
    x = 3,719,535.04/1,625.10
  6. Step 6: Final answer
    x = 2,288.80

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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.