Home / 1,557.27-2,335.91-1,068.84

Finding the Fourth Proportional to 1,557.27, 2,335.91 and 1,068.84

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Solution

The fourth proportional to 1,557.27, 2,335.91 and 1,068.84 is: 1,603.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557.27 : 2,335.91 = 1,068.84 : x
  2. Step 2: Convert to fraction form
    1,557.27/2,335.91 = 1,068.84/x
  3. Step 3: Cross multiply
    1,557.27x = 2,335.91 × 1,068.84
  4. Step 4: Simplify right side
    1,557.27x = 2,496,708.70
  5. Step 5: Solve for x
    x = 2,496,708.70/1,557.27
  6. Step 6: Final answer
    x = 1,603.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.