Home / 4,260.36-6,391.02-1,337.88

Finding the Fourth Proportional to 4,260.36, 6,391.02 and 1,337.88

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Solution

The fourth proportional to 4,260.36, 6,391.02 and 1,337.88 is: 2,006.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,260.36 : 6,391.02 = 1,337.88 : x
  2. Step 2: Convert to fraction form
    4,260.36/6,391.02 = 1,337.88/x
  3. Step 3: Cross multiply
    4,260.36x = 6,391.02 × 1,337.88
  4. Step 4: Simplify right side
    4,260.36x = 8,550,417.84
  5. Step 5: Solve for x
    x = 8,550,417.84/4,260.36
  6. Step 6: Final answer
    x = 2,006.97

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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.