Home / 1,864.15-2,572.70-1,025.02

Finding the Fourth Proportional to 1,864.15, 2,572.70 and 1,025.02

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Solution

The fourth proportional to 1,864.15, 2,572.70 and 1,025.02 is: 1,414.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864.15 : 2,572.70 = 1,025.02 : x
  2. Step 2: Convert to fraction form
    1,864.15/2,572.70 = 1,025.02/x
  3. Step 3: Cross multiply
    1,864.15x = 2,572.70 × 1,025.02
  4. Step 4: Simplify right side
    1,864.15x = 2,637,067.04
  5. Step 5: Solve for x
    x = 2,637,067.04/1,864.15
  6. Step 6: Final answer
    x = 1,414.62

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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.