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Finding the Fourth Proportional to 4,866.28, 6,714.90 and 2,741.65

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Solution

The fourth proportional to 4,866.28, 6,714.90 and 2,741.65 is: 3,783.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,866.28 : 6,714.90 = 2,741.65 : x
  2. Step 2: Convert to fraction form
    4,866.28/6,714.90 = 2,741.65/x
  3. Step 3: Cross multiply
    4,866.28x = 6,714.90 × 2,741.65
  4. Step 4: Simplify right side
    4,866.28x = 18,409,888.80
  5. Step 5: Solve for x
    x = 18,409,888.80/4,866.28
  6. Step 6: Final answer
    x = 3,783.16

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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.