Home / 1,692.02-2,538.61-1,066.59

Finding the Fourth Proportional to 1,692.02, 2,538.61 and 1,066.59

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Solution

The fourth proportional to 1,692.02, 2,538.61 and 1,066.59 is: 1,600.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692.02 : 2,538.61 = 1,066.59 : x
  2. Step 2: Convert to fraction form
    1,692.02/2,538.61 = 1,066.59/x
  3. Step 3: Cross multiply
    1,692.02x = 2,538.61 × 1,066.59
  4. Step 4: Simplify right side
    1,692.02x = 2,707,656.04
  5. Step 5: Solve for x
    x = 2,707,656.04/1,692.02
  6. Step 6: Final answer
    x = 1,600.25

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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.