Home / 9,212.65-12,711.51-5,854.24

Finding the Fourth Proportional to 9,212.65, 12,711.51 and 5,854.24

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Solution

The fourth proportional to 9,212.65, 12,711.51 and 5,854.24 is: 8,077.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,212.65 : 12,711.51 = 5,854.24 : x
  2. Step 2: Convert to fraction form
    9,212.65/12,711.51 = 5,854.24/x
  3. Step 3: Cross multiply
    9,212.65x = 12,711.51 × 5,854.24
  4. Step 4: Simplify right side
    9,212.65x = 74,416,234.84
  5. Step 5: Solve for x
    x = 74,416,234.84/9,212.65
  6. Step 6: Final answer
    x = 8,077.61

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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.