Home / 4,260.36-6,391.62-2,312.04

Finding the Fourth Proportional to 4,260.36, 6,391.62 and 2,312.04

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Solution

The fourth proportional to 4,260.36, 6,391.62 and 2,312.04 is: 3,468.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,260.36 : 6,391.62 = 2,312.04 : x
  2. Step 2: Convert to fraction form
    4,260.36/6,391.62 = 2,312.04/x
  3. Step 3: Cross multiply
    4,260.36x = 6,391.62 × 2,312.04
  4. Step 4: Simplify right side
    4,260.36x = 14,777,681.10
  5. Step 5: Solve for x
    x = 14,777,681.10/4,260.36
  6. Step 6: Final answer
    x = 3,468.65

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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.