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Finding the Fourth Proportional to 6,692.48, 9,237.48 and 3,898.52

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Solution

The fourth proportional to 6,692.48, 9,237.48 and 3,898.52 is: 5,381.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,692.48 : 9,237.48 = 3,898.52 : x
  2. Step 2: Convert to fraction form
    6,692.48/9,237.48 = 3,898.52/x
  3. Step 3: Cross multiply
    6,692.48x = 9,237.48 × 3,898.52
  4. Step 4: Simplify right side
    6,692.48x = 36,012,500.53
  5. Step 5: Solve for x
    x = 36,012,500.53/6,692.48
  6. Step 6: Final answer
    x = 5,381.04

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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.