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Finding the Fourth Proportional to 6,718.95, 10,070.12 and 2,331.28

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Solution

The fourth proportional to 6,718.95, 10,070.12 and 2,331.28 is: 3,494.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,718.95 : 10,070.12 = 2,331.28 : x
  2. Step 2: Convert to fraction form
    6,718.95/10,070.12 = 2,331.28/x
  3. Step 3: Cross multiply
    6,718.95x = 10,070.12 × 2,331.28
  4. Step 4: Simplify right side
    6,718.95x = 23,476,287.77
  5. Step 5: Solve for x
    x = 23,476,287.77/6,718.95
  6. Step 6: Final answer
    x = 3,494.04

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1.5x scale

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.