Home / 8,315.26-11,475.18-4,730.11

Finding the Fourth Proportional to 8,315.26, 11,475.18 and 4,730.11

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Solution

The fourth proportional to 8,315.26, 11,475.18 and 4,730.11 is: 6,527.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,315.26 : 11,475.18 = 4,730.11 : x
  2. Step 2: Convert to fraction form
    8,315.26/11,475.18 = 4,730.11/x
  3. Step 3: Cross multiply
    8,315.26x = 11,475.18 × 4,730.11
  4. Step 4: Simplify right side
    8,315.26x = 54,278,863.67
  5. Step 5: Solve for x
    x = 54,278,863.67/8,315.26
  6. Step 6: Final answer
    x = 6,527.62

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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.