Home / 8,940.36-12,339.17-4,962.76

Finding the Fourth Proportional to 8,940.36, 12,339.17 and 4,962.76

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Solution

The fourth proportional to 8,940.36, 12,339.17 and 4,962.76 is: 6,849.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,940.36 : 12,339.17 = 4,962.76 : x
  2. Step 2: Convert to fraction form
    8,940.36/12,339.17 = 4,962.76/x
  3. Step 3: Cross multiply
    8,940.36x = 12,339.17 × 4,962.76
  4. Step 4: Simplify right side
    8,940.36x = 61,236,339.31
  5. Step 5: Solve for x
    x = 61,236,339.31/8,940.36
  6. Step 6: Final answer
    x = 6,849.43

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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.