Home / 6,692.90-9,236.06-3,708.72

Finding the Fourth Proportional to 6,692.90, 9,236.06 and 3,708.72

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Solution

The fourth proportional to 6,692.90, 9,236.06 and 3,708.72 is: 5,117.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,692.90 : 9,236.06 = 3,708.72 : x
  2. Step 2: Convert to fraction form
    6,692.90/9,236.06 = 3,708.72/x
  3. Step 3: Cross multiply
    6,692.90x = 9,236.06 × 3,708.72
  4. Step 4: Simplify right side
    6,692.90x = 34,253,941.90
  5. Step 5: Solve for x
    x = 34,253,941.90/6,692.90
  6. Step 6: Final answer
    x = 5,117.96

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1.5x scale

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.