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Finding the Fourth Proportional to 3,475.84, 4,795.84 and 2,542.72

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Solution

The fourth proportional to 3,475.84, 4,795.84 and 2,542.72 is: 3,508.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475.84 : 4,795.84 = 2,542.72 : x
  2. Step 2: Convert to fraction form
    3,475.84/4,795.84 = 2,542.72/x
  3. Step 3: Cross multiply
    3,475.84x = 4,795.84 × 2,542.72
  4. Step 4: Simplify right side
    3,475.84x = 12,194,478.28
  5. Step 5: Solve for x
    x = 12,194,478.28/3,475.84
  6. Step 6: Final answer
    x = 3,508.35

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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.