Home / 5,030.50-6,942.10-2,934.76

Finding the Fourth Proportional to 5,030.50, 6,942.10 and 2,934.76

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Solution

The fourth proportional to 5,030.50, 6,942.10 and 2,934.76 is: 4,049.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.50 : 6,942.10 = 2,934.76 : x
  2. Step 2: Convert to fraction form
    5,030.50/6,942.10 = 2,934.76/x
  3. Step 3: Cross multiply
    5,030.50x = 6,942.10 × 2,934.76
  4. Step 4: Simplify right side
    5,030.50x = 20,373,397.40
  5. Step 5: Solve for x
    x = 20,373,397.40/5,030.50
  6. Step 6: Final answer
    x = 4,049.97

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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.