Home / 7,318.68-10,100.52-4,335.72

Finding the Fourth Proportional to 7,318.68, 10,100.52 and 4,335.72

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Solution

The fourth proportional to 7,318.68, 10,100.52 and 4,335.72 is: 5,983.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318.68 : 10,100.52 = 4,335.72 : x
  2. Step 2: Convert to fraction form
    7,318.68/10,100.52 = 4,335.72/x
  3. Step 3: Cross multiply
    7,318.68x = 10,100.52 × 4,335.72
  4. Step 4: Simplify right side
    7,318.68x = 43,793,026.57
  5. Step 5: Solve for x
    x = 43,793,026.57/7,318.68
  6. Step 6: Final answer
    x = 5,983.73

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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.