Home / 7,868.56-11,806.68-4,948.24

Finding the Fourth Proportional to 7,868.56, 11,806.68 and 4,948.24

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Solution

The fourth proportional to 7,868.56, 11,806.68 and 4,948.24 is: 7,424.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,868.56 : 11,806.68 = 4,948.24 : x
  2. Step 2: Convert to fraction form
    7,868.56/11,806.68 = 4,948.24/x
  3. Step 3: Cross multiply
    7,868.56x = 11,806.68 × 4,948.24
  4. Step 4: Simplify right side
    7,868.56x = 58,422,286.24
  5. Step 5: Solve for x
    x = 58,422,286.24/7,868.56
  6. Step 6: Final answer
    x = 7,424.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.