Home / 6,725.12-9,281.68-4,842.92

Finding the Fourth Proportional to 6,725.12, 9,281.68 and 4,842.92

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Solution

The fourth proportional to 6,725.12, 9,281.68 and 4,842.92 is: 6,683.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,725.12 : 9,281.68 = 4,842.92 : x
  2. Step 2: Convert to fraction form
    6,725.12/9,281.68 = 4,842.92/x
  3. Step 3: Cross multiply
    6,725.12x = 9,281.68 × 4,842.92
  4. Step 4: Simplify right side
    6,725.12x = 44,950,433.71
  5. Step 5: Solve for x
    x = 44,950,433.71/6,725.12
  6. Step 6: Final answer
    x = 6,683.96

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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.