Home / 1,766.70-2,434.92-1,563

Finding the Fourth Proportional to 1,766.70, 2,434.92 and 1,563

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Solution

The fourth proportional to 1,766.70, 2,434.92 and 1,563 is: 2,154.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766.70 : 2,434.92 = 1,563 : x
  2. Step 2: Convert to fraction form
    1,766.70/2,434.92 = 1,563/x
  3. Step 3: Cross multiply
    1,766.70x = 2,434.92 × 1,563
  4. Step 4: Simplify right side
    1,766.70x = 3,805,779.96
  5. Step 5: Solve for x
    x = 3,805,779.96/1,766.70
  6. Step 6: Final answer
    x = 2,154.17

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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.