Home / 7,364.85-10,163.40-4,380.61

Finding the Fourth Proportional to 7,364.85, 10,163.40 and 4,380.61

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Solution

The fourth proportional to 7,364.85, 10,163.40 and 4,380.61 is: 6,045.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,364.85 : 10,163.40 = 4,380.61 : x
  2. Step 2: Convert to fraction form
    7,364.85/10,163.40 = 4,380.61/x
  3. Step 3: Cross multiply
    7,364.85x = 10,163.40 × 4,380.61
  4. Step 4: Simplify right side
    7,364.85x = 44,521,891.67
  5. Step 5: Solve for x
    x = 44,521,891.67/7,364.85
  6. Step 6: Final answer
    x = 6,045.19

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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.