Home / 1,565.44-2,159.71-1,034.57

Finding the Fourth Proportional to 1,565.44, 2,159.71 and 1,034.57

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Solution

The fourth proportional to 1,565.44, 2,159.71 and 1,034.57 is: 1,427.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565.44 : 2,159.71 = 1,034.57 : x
  2. Step 2: Convert to fraction form
    1,565.44/2,159.71 = 1,034.57/x
  3. Step 3: Cross multiply
    1,565.44x = 2,159.71 × 1,034.57
  4. Step 4: Simplify right side
    1,565.44x = 2,234,373.99
  5. Step 5: Solve for x
    x = 2,234,373.99/1,565.44
  6. Step 6: Final answer
    x = 1,427.32

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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.