Home / 5,342.78-7,373.08-3,104.76

Finding the Fourth Proportional to 5,342.78, 7,373.08 and 3,104.76

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Solution

The fourth proportional to 5,342.78, 7,373.08 and 3,104.76 is: 4,284.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,342.78 : 7,373.08 = 3,104.76 : x
  2. Step 2: Convert to fraction form
    5,342.78/7,373.08 = 3,104.76/x
  3. Step 3: Cross multiply
    5,342.78x = 7,373.08 × 3,104.76
  4. Step 4: Simplify right side
    5,342.78x = 22,891,643.86
  5. Step 5: Solve for x
    x = 22,891,643.86/5,342.78
  6. Step 6: Final answer
    x = 4,284.59

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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.