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Finding the Fourth Proportional to 3,569.88, 4,927.01 and 2,449.89

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Solution

The fourth proportional to 3,569.88, 4,927.01 and 2,449.89 is: 3,381.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,569.88 : 4,927.01 = 2,449.89 : x
  2. Step 2: Convert to fraction form
    3,569.88/4,927.01 = 2,449.89/x
  3. Step 3: Cross multiply
    3,569.88x = 4,927.01 × 2,449.89
  4. Step 4: Simplify right side
    3,569.88x = 12,070,638.65
  5. Step 5: Solve for x
    x = 12,070,638.65/3,569.88
  6. Step 6: Final answer
    x = 3,381.24

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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.