Home / 8,727.47-12,043.00-4,949.43

Finding the Fourth Proportional to 8,727.47, 12,043.00 and 4,949.43

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Solution

The fourth proportional to 8,727.47, 12,043.00 and 4,949.43 is: 6,829.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,727.47 : 12,043.00 = 4,949.43 : x
  2. Step 2: Convert to fraction form
    8,727.47/12,043.00 = 4,949.43/x
  3. Step 3: Cross multiply
    8,727.47x = 12,043.00 × 4,949.43
  4. Step 4: Simplify right side
    8,727.47x = 59,605,973.12
  5. Step 5: Solve for x
    x = 59,605,973.12/8,727.47
  6. Step 6: Final answer
    x = 6,829.69

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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.