Home / 4,661.13-6,989.29-1,373.79

Finding the Fourth Proportional to 4,661.13, 6,989.29 and 1,373.79

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Solution

The fourth proportional to 4,661.13, 6,989.29 and 1,373.79 is: 2,059.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,661.13 : 6,989.29 = 1,373.79 : x
  2. Step 2: Convert to fraction form
    4,661.13/6,989.29 = 1,373.79/x
  3. Step 3: Cross multiply
    4,661.13x = 6,989.29 × 1,373.79
  4. Step 4: Simplify right side
    4,661.13x = 9,601,839.48
  5. Step 5: Solve for x
    x = 9,601,839.48/4,661.13
  6. Step 6: Final answer
    x = 2,059.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.