Home / 5,031.30-6,942.93-2,793

Finding the Fourth Proportional to 5,031.30, 6,942.93 and 2,793

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Solution

The fourth proportional to 5,031.30, 6,942.93 and 2,793 is: 3,854.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.30 : 6,942.93 = 2,793 : x
  2. Step 2: Convert to fraction form
    5,031.30/6,942.93 = 2,793/x
  3. Step 3: Cross multiply
    5,031.30x = 6,942.93 × 2,793
  4. Step 4: Simplify right side
    5,031.30x = 19,391,603.49
  5. Step 5: Solve for x
    x = 19,391,603.49/5,031.30
  6. Step 6: Final answer
    x = 3,854.19

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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.