Home / 7,508.46-11,230.47-4,380.66

Finding the Fourth Proportional to 7,508.46, 11,230.47 and 4,380.66

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Solution

The fourth proportional to 7,508.46, 11,230.47 and 4,380.66 is: 6,552.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,508.46 : 11,230.47 = 4,380.66 : x
  2. Step 2: Convert to fraction form
    7,508.46/11,230.47 = 4,380.66/x
  3. Step 3: Cross multiply
    7,508.46x = 11,230.47 × 4,380.66
  4. Step 4: Simplify right side
    7,508.46x = 49,196,870.71
  5. Step 5: Solve for x
    x = 49,196,870.71/7,508.46
  6. Step 6: Final answer
    x = 6,552.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.