Home / 6,695.28-10,045.08-2,312.78

Finding the Fourth Proportional to 6,695.28, 10,045.08 and 2,312.78

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Solution

The fourth proportional to 6,695.28, 10,045.08 and 2,312.78 is: 3,469.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,695.28 : 10,045.08 = 2,312.78 : x
  2. Step 2: Convert to fraction form
    6,695.28/10,045.08 = 2,312.78/x
  3. Step 3: Cross multiply
    6,695.28x = 10,045.08 × 2,312.78
  4. Step 4: Simplify right side
    6,695.28x = 23,232,009.90
  5. Step 5: Solve for x
    x = 23,232,009.90/6,695.28
  6. Step 6: Final answer
    x = 3,469.91

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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.