Home / 8,414.47-11,611.81-4,586.14

Finding the Fourth Proportional to 8,414.47, 11,611.81 and 4,586.14

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Solution

The fourth proportional to 8,414.47, 11,611.81 and 4,586.14 is: 6,328.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,414.47 : 11,611.81 = 4,586.14 : x
  2. Step 2: Convert to fraction form
    8,414.47/11,611.81 = 4,586.14/x
  3. Step 3: Cross multiply
    8,414.47x = 11,611.81 × 4,586.14
  4. Step 4: Simplify right side
    8,414.47x = 53,253,386.80
  5. Step 5: Solve for x
    x = 53,253,386.80/8,414.47
  6. Step 6: Final answer
    x = 6,328.79

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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.