Home / 5,298.14-7,311.76-3,060.42

Finding the Fourth Proportional to 5,298.14, 7,311.76 and 3,060.42

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Solution

The fourth proportional to 5,298.14, 7,311.76 and 3,060.42 is: 4,223.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298.14 : 7,311.76 = 3,060.42 : x
  2. Step 2: Convert to fraction form
    5,298.14/7,311.76 = 3,060.42/x
  3. Step 3: Cross multiply
    5,298.14x = 7,311.76 × 3,060.42
  4. Step 4: Simplify right side
    5,298.14x = 22,377,048.89
  5. Step 5: Solve for x
    x = 22,377,048.89/5,298.14
  6. Step 6: Final answer
    x = 4,223.57

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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.