Home / 2,956.54-4,079.28-1,777.18

Finding the Fourth Proportional to 2,956.54, 4,079.28 and 1,777.18

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Solution

The fourth proportional to 2,956.54, 4,079.28 and 1,777.18 is: 2,452.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956.54 : 4,079.28 = 1,777.18 : x
  2. Step 2: Convert to fraction form
    2,956.54/4,079.28 = 1,777.18/x
  3. Step 3: Cross multiply
    2,956.54x = 4,079.28 × 1,777.18
  4. Step 4: Simplify right side
    2,956.54x = 7,249,614.83
  5. Step 5: Solve for x
    x = 7,249,614.83/2,956.54
  6. Step 6: Final answer
    x = 2,452.06

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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.