Home / 8,943.46-12,342.38-4,964.63

Finding the Fourth Proportional to 8,943.46, 12,342.38 and 4,964.63

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Solution

The fourth proportional to 8,943.46, 12,342.38 and 4,964.63 is: 6,851.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943.46 : 12,342.38 = 4,964.63 : x
  2. Step 2: Convert to fraction form
    8,943.46/12,342.38 = 4,964.63/x
  3. Step 3: Cross multiply
    8,943.46x = 12,342.38 × 4,964.63
  4. Step 4: Simplify right side
    8,943.46x = 61,275,263.48
  5. Step 5: Solve for x
    x = 61,275,263.48/8,943.46
  6. Step 6: Final answer
    x = 6,851.41

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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.