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Finding the Fourth Proportional to 6,882.08, 10,313.28 and 3,954.08

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Solution

The fourth proportional to 6,882.08, 10,313.28 and 3,954.08 is: 5,925.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,882.08 : 10,313.28 = 3,954.08 : x
  2. Step 2: Convert to fraction form
    6,882.08/10,313.28 = 3,954.08/x
  3. Step 3: Cross multiply
    6,882.08x = 10,313.28 × 3,954.08
  4. Step 4: Simplify right side
    6,882.08x = 40,779,534.18
  5. Step 5: Solve for x
    x = 40,779,534.18/6,882.08
  6. Step 6: Final answer
    x = 5,925.47

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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.