Home / 5,172.49-7,758.77-3,524.95

Finding the Fourth Proportional to 5,172.49, 7,758.77 and 3,524.95

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Solution

The fourth proportional to 5,172.49, 7,758.77 and 3,524.95 is: 5,287.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,172.49 : 7,758.77 = 3,524.95 : x
  2. Step 2: Convert to fraction form
    5,172.49/7,758.77 = 3,524.95/x
  3. Step 3: Cross multiply
    5,172.49x = 7,758.77 × 3,524.95
  4. Step 4: Simplify right side
    5,172.49x = 27,349,239.29
  5. Step 5: Solve for x
    x = 27,349,239.29/5,172.49
  6. Step 6: Final answer
    x = 5,287.44

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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.