Home / 7,766.30-10,717.80-4,624.31

Finding the Fourth Proportional to 7,766.30, 10,717.80 and 4,624.31

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Solution

The fourth proportional to 7,766.30, 10,717.80 and 4,624.31 is: 6,381.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766.30 : 10,717.80 = 4,624.31 : x
  2. Step 2: Convert to fraction form
    7,766.30/10,717.80 = 4,624.31/x
  3. Step 3: Cross multiply
    7,766.30x = 10,717.80 × 4,624.31
  4. Step 4: Simplify right side
    7,766.30x = 49,562,404.90
  5. Step 5: Solve for x
    x = 49,562,404.90/7,766.30
  6. Step 6: Final answer
    x = 6,381.73

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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.