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Finding the Fourth Proportional to 5,069.57, 7,031.79 and 4,934.70

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Solution

The fourth proportional to 5,069.57, 7,031.79 and 4,934.70 is: 6,844.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,069.57 : 7,031.79 = 4,934.70 : x
  2. Step 2: Convert to fraction form
    5,069.57/7,031.79 = 4,934.70/x
  3. Step 3: Cross multiply
    5,069.57x = 7,031.79 × 4,934.70
  4. Step 4: Simplify right side
    5,069.57x = 34,699,774.11
  5. Step 5: Solve for x
    x = 34,699,774.11/5,069.57
  6. Step 6: Final answer
    x = 6,844.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.