Home / 11,258.47-15,535.92-6,222.70

Finding the Fourth Proportional to 11,258.47, 15,535.92 and 6,222.70

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Solution

The fourth proportional to 11,258.47, 15,535.92 and 6,222.70 is: 8,586.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,258.47 : 15,535.92 = 6,222.70 : x
  2. Step 2: Convert to fraction form
    11,258.47/15,535.92 = 6,222.70/x
  3. Step 3: Cross multiply
    11,258.47x = 15,535.92 × 6,222.70
  4. Step 4: Simplify right side
    11,258.47x = 96,675,369.38
  5. Step 5: Solve for x
    x = 96,675,369.38/11,258.47
  6. Step 6: Final answer
    x = 8,586.90

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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.