Home / 1,692.28-2,538.66-597.04

Finding the Fourth Proportional to 1,692.28, 2,538.66 and 597.04

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Solution

The fourth proportional to 1,692.28, 2,538.66 and 597.04 is: 895.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692.28 : 2,538.66 = 597.04 : x
  2. Step 2: Convert to fraction form
    1,692.28/2,538.66 = 597.04/x
  3. Step 3: Cross multiply
    1,692.28x = 2,538.66 × 597.04
  4. Step 4: Simplify right side
    1,692.28x = 1,515,681.57
  5. Step 5: Solve for x
    x = 1,515,681.57/1,692.28
  6. Step 6: Final answer
    x = 895.64

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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.