Home / 4,065.86-6,099.02-1,292.75

Finding the Fourth Proportional to 4,065.86, 6,099.02 and 1,292.75

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Solution

The fourth proportional to 4,065.86, 6,099.02 and 1,292.75 is: 1,939.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,065.86 : 6,099.02 = 1,292.75 : x
  2. Step 2: Convert to fraction form
    4,065.86/6,099.02 = 1,292.75/x
  3. Step 3: Cross multiply
    4,065.86x = 6,099.02 × 1,292.75
  4. Step 4: Simplify right side
    4,065.86x = 7,884,508.11
  5. Step 5: Solve for x
    x = 7,884,508.11/4,065.86
  6. Step 6: Final answer
    x = 1,939.20

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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.