Home / 8,376.02-12,560.68-3,692.70

Finding the Fourth Proportional to 8,376.02, 12,560.68 and 3,692.70

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Solution

The fourth proportional to 8,376.02, 12,560.68 and 3,692.70 is: 5,537.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,376.02 : 12,560.68 = 3,692.70 : x
  2. Step 2: Convert to fraction form
    8,376.02/12,560.68 = 3,692.70/x
  3. Step 3: Cross multiply
    8,376.02x = 12,560.68 × 3,692.70
  4. Step 4: Simplify right side
    8,376.02x = 46,382,816.61
  5. Step 5: Solve for x
    x = 46,382,816.61/8,376.02
  6. Step 6: Final answer
    x = 5,537.57

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1.5x scale

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.