Home / 8,937.20-12,333.39-4,958.39

Finding the Fourth Proportional to 8,937.20, 12,333.39 and 4,958.39

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Solution

The fourth proportional to 8,937.20, 12,333.39 and 4,958.39 is: 6,842.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937.20 : 12,333.39 = 4,958.39 : x
  2. Step 2: Convert to fraction form
    8,937.20/12,333.39 = 4,958.39/x
  3. Step 3: Cross multiply
    8,937.20x = 12,333.39 × 4,958.39
  4. Step 4: Simplify right side
    8,937.20x = 61,153,757.64
  5. Step 5: Solve for x
    x = 61,153,757.64/8,937.20
  6. Step 6: Final answer
    x = 6,842.61

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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.