Home / 5,132.07-7,692.73-2,908.13

Finding the Fourth Proportional to 5,132.07, 7,692.73 and 2,908.13

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Solution

The fourth proportional to 5,132.07, 7,692.73 and 2,908.13 is: 4,359.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132.07 : 7,692.73 = 2,908.13 : x
  2. Step 2: Convert to fraction form
    5,132.07/7,692.73 = 2,908.13/x
  3. Step 3: Cross multiply
    5,132.07x = 7,692.73 × 2,908.13
  4. Step 4: Simplify right side
    5,132.07x = 22,371,458.89
  5. Step 5: Solve for x
    x = 22,371,458.89/5,132.07
  6. Step 6: Final answer
    x = 4,359.15

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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.