Home / 4,979.10-6,871.15-2,741.01

Finding the Fourth Proportional to 4,979.10, 6,871.15 and 2,741.01

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Solution

The fourth proportional to 4,979.10, 6,871.15 and 2,741.01 is: 3,782.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979.10 : 6,871.15 = 2,741.01 : x
  2. Step 2: Convert to fraction form
    4,979.10/6,871.15 = 2,741.01/x
  3. Step 3: Cross multiply
    4,979.10x = 6,871.15 × 2,741.01
  4. Step 4: Simplify right side
    4,979.10x = 18,833,890.86
  5. Step 5: Solve for x
    x = 18,833,890.86/4,979.10
  6. Step 6: Final answer
    x = 3,782.59

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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.