Home / 7,550.61-10,418.83-4,192.53

Finding the Fourth Proportional to 7,550.61, 10,418.83 and 4,192.53

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Solution

The fourth proportional to 7,550.61, 10,418.83 and 4,192.53 is: 5,785.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,550.61 : 10,418.83 = 4,192.53 : x
  2. Step 2: Convert to fraction form
    7,550.61/10,418.83 = 4,192.53/x
  3. Step 3: Cross multiply
    7,550.61x = 10,418.83 × 4,192.53
  4. Step 4: Simplify right side
    7,550.61x = 43,681,257.34
  5. Step 5: Solve for x
    x = 43,681,257.34/7,550.61
  6. Step 6: Final answer
    x = 5,785.13

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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.