Home / 1,562.84-2,159.40-1,366.04

Finding the Fourth Proportional to 1,562.84, 2,159.40 and 1,366.04

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Solution

The fourth proportional to 1,562.84, 2,159.40 and 1,366.04 is: 1,887.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,562.84 : 2,159.40 = 1,366.04 : x
  2. Step 2: Convert to fraction form
    1,562.84/2,159.40 = 1,366.04/x
  3. Step 3: Cross multiply
    1,562.84x = 2,159.40 × 1,366.04
  4. Step 4: Simplify right side
    1,562.84x = 2,949,826.78
  5. Step 5: Solve for x
    x = 2,949,826.78/1,562.84
  6. Step 6: Final answer
    x = 1,887.48

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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.