Home / 7,793.75-10,730.45-6,306.59

Finding the Fourth Proportional to 7,793.75, 10,730.45 and 6,306.59

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Solution

The fourth proportional to 7,793.75, 10,730.45 and 6,306.59 is: 8,682.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,793.75 : 10,730.45 = 6,306.59 : x
  2. Step 2: Convert to fraction form
    7,793.75/10,730.45 = 6,306.59/x
  3. Step 3: Cross multiply
    7,793.75x = 10,730.45 × 6,306.59
  4. Step 4: Simplify right side
    7,793.75x = 67,672,463.48
  5. Step 5: Solve for x
    x = 67,672,463.48/7,793.75
  6. Step 6: Final answer
    x = 8,682.92

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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.