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Finding the Fourth Proportional to 4,676.54, 6,454.08 and 2,908.10

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Solution

The fourth proportional to 4,676.54, 6,454.08 and 2,908.10 is: 4,013.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,676.54 : 6,454.08 = 2,908.10 : x
  2. Step 2: Convert to fraction form
    4,676.54/6,454.08 = 2,908.10/x
  3. Step 3: Cross multiply
    4,676.54x = 6,454.08 × 2,908.10
  4. Step 4: Simplify right side
    4,676.54x = 18,769,126.18
  5. Step 5: Solve for x
    x = 18,769,126.18/4,676.54
  6. Step 6: Final answer
    x = 4,013.47

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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.