Home / 5,031.12-6,942.92-2,793.00

Finding the Fourth Proportional to 5,031.12, 6,942.92 and 2,793.00

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Solution

The fourth proportional to 5,031.12, 6,942.92 and 2,793.00 is: 3,854.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.12 : 6,942.92 = 2,793.00 : x
  2. Step 2: Convert to fraction form
    5,031.12/6,942.92 = 2,793.00/x
  3. Step 3: Cross multiply
    5,031.12x = 6,942.92 × 2,793.00
  4. Step 4: Simplify right side
    5,031.12x = 19,391,526.88
  5. Step 5: Solve for x
    x = 19,391,526.88/5,031.12
  6. Step 6: Final answer
    x = 3,854.32

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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.