Home / 8,739.66-12,061.42-4,964.02

Finding the Fourth Proportional to 8,739.66, 12,061.42 and 4,964.02

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Solution

The fourth proportional to 8,739.66, 12,061.42 and 4,964.02 is: 6,850.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,739.66 : 12,061.42 = 4,964.02 : x
  2. Step 2: Convert to fraction form
    8,739.66/12,061.42 = 4,964.02/x
  3. Step 3: Cross multiply
    8,739.66x = 12,061.42 × 4,964.02
  4. Step 4: Simplify right side
    8,739.66x = 59,873,130.11
  5. Step 5: Solve for x
    x = 59,873,130.11/8,739.66
  6. Step 6: Final answer
    x = 6,850.74

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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.