Home / 4,713.68-7,073.78-1,635.68

Finding the Fourth Proportional to 4,713.68, 7,073.78 and 1,635.68

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Solution

The fourth proportional to 4,713.68, 7,073.78 and 1,635.68 is: 2,454.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,713.68 : 7,073.78 = 1,635.68 : x
  2. Step 2: Convert to fraction form
    4,713.68/7,073.78 = 1,635.68/x
  3. Step 3: Cross multiply
    4,713.68x = 7,073.78 × 1,635.68
  4. Step 4: Simplify right side
    4,713.68x = 11,570,440.47
  5. Step 5: Solve for x
    x = 11,570,440.47/4,713.68
  6. Step 6: Final answer
    x = 2,454.65

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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.