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Finding the Fourth Proportional to 4,838.79, 6,677.19 and 2,714.16

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Solution

The fourth proportional to 4,838.79, 6,677.19 and 2,714.16 is: 3,745.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,838.79 : 6,677.19 = 2,714.16 : x
  2. Step 2: Convert to fraction form
    4,838.79/6,677.19 = 2,714.16/x
  3. Step 3: Cross multiply
    4,838.79x = 6,677.19 × 2,714.16
  4. Step 4: Simplify right side
    4,838.79x = 18,122,962.01
  5. Step 5: Solve for x
    x = 18,122,962.01/4,838.79
  6. Step 6: Final answer
    x = 3,745.35

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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.