Home / 7,462.24-10,298.40-4,940

Finding the Fourth Proportional to 7,462.24, 10,298.40 and 4,940

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Solution

The fourth proportional to 7,462.24, 10,298.40 and 4,940 is: 6,817.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,462.24 : 10,298.40 = 4,940 : x
  2. Step 2: Convert to fraction form
    7,462.24/10,298.40 = 4,940/x
  3. Step 3: Cross multiply
    7,462.24x = 10,298.40 × 4,940
  4. Step 4: Simplify right side
    7,462.24x = 50,874,096
  5. Step 5: Solve for x
    x = 50,874,096/7,462.24
  6. Step 6: Final answer
    x = 6,817.54

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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.