Home / 5,079.63-7,010.65-2,956.42

Finding the Fourth Proportional to 5,079.63, 7,010.65 and 2,956.42

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Solution

The fourth proportional to 5,079.63, 7,010.65 and 2,956.42 is: 4,080.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079.63 : 7,010.65 = 2,956.42 : x
  2. Step 2: Convert to fraction form
    5,079.63/7,010.65 = 2,956.42/x
  3. Step 3: Cross multiply
    5,079.63x = 7,010.65 × 2,956.42
  4. Step 4: Simplify right side
    5,079.63x = 20,726,438.33
  5. Step 5: Solve for x
    x = 20,726,438.33/5,079.63
  6. Step 6: Final answer
    x = 4,080.30

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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.