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Finding the Fourth Proportional to 6,710.36, 9,264.78 and 5,999.90

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Solution

The fourth proportional to 6,710.36, 9,264.78 and 5,999.90 is: 8,283.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,710.36 : 9,264.78 = 5,999.90 : x
  2. Step 2: Convert to fraction form
    6,710.36/9,264.78 = 5,999.90/x
  3. Step 3: Cross multiply
    6,710.36x = 9,264.78 × 5,999.90
  4. Step 4: Simplify right side
    6,710.36x = 55,587,707.20
  5. Step 5: Solve for x
    x = 55,587,707.20/6,710.36
  6. Step 6: Final answer
    x = 8,283.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.