Home / 2,757.01-4,132.77-1,113.07

Finding the Fourth Proportional to 2,757.01, 4,132.77 and 1,113.07

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Solution

The fourth proportional to 2,757.01, 4,132.77 and 1,113.07 is: 1,668.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,757.01 : 4,132.77 = 1,113.07 : x
  2. Step 2: Convert to fraction form
    2,757.01/4,132.77 = 1,113.07/x
  3. Step 3: Cross multiply
    2,757.01x = 4,132.77 × 1,113.07
  4. Step 4: Simplify right side
    2,757.01x = 4,600,062.30
  5. Step 5: Solve for x
    x = 4,600,062.30/2,757.01
  6. Step 6: Final answer
    x = 1,668.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.