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Finding the Fourth Proportional to 5,748.12, 8,616.42 and 4,016.28

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Solution

The fourth proportional to 5,748.12, 8,616.42 and 4,016.28 is: 6,020.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,748.12 : 8,616.42 = 4,016.28 : x
  2. Step 2: Convert to fraction form
    5,748.12/8,616.42 = 4,016.28/x
  3. Step 3: Cross multiply
    5,748.12x = 8,616.42 × 4,016.28
  4. Step 4: Simplify right side
    5,748.12x = 34,605,955.32
  5. Step 5: Solve for x
    x = 34,605,955.32/5,748.12
  6. Step 6: Final answer
    x = 6,020.40

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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.