Home / 1,565.50-2,159.31-1,514.02

Finding the Fourth Proportional to 1,565.50, 2,159.31 and 1,514.02

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Solution

The fourth proportional to 1,565.50, 2,159.31 and 1,514.02 is: 2,088.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565.50 : 2,159.31 = 1,514.02 : x
  2. Step 2: Convert to fraction form
    1,565.50/2,159.31 = 1,514.02/x
  3. Step 3: Cross multiply
    1,565.50x = 2,159.31 × 1,514.02
  4. Step 4: Simplify right side
    1,565.50x = 3,269,238.53
  5. Step 5: Solve for x
    x = 3,269,238.53/1,565.50
  6. Step 6: Final answer
    x = 2,088.30

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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.