Home / 8,943.88-12,343.18-4,965.44

Finding the Fourth Proportional to 8,943.88, 12,343.18 and 4,965.44

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Solution

The fourth proportional to 8,943.88, 12,343.18 and 4,965.44 is: 6,852.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943.88 : 12,343.18 = 4,965.44 : x
  2. Step 2: Convert to fraction form
    8,943.88/12,343.18 = 4,965.44/x
  3. Step 3: Cross multiply
    8,943.88x = 12,343.18 × 4,965.44
  4. Step 4: Simplify right side
    8,943.88x = 61,289,319.70
  5. Step 5: Solve for x
    x = 61,289,319.70/8,943.88
  6. Step 6: Final answer
    x = 6,852.65

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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.