Home / 12,572.28-18,858.33-3,084.48

Finding the Fourth Proportional to 12,572.28, 18,858.33 and 3,084.48

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Solution

The fourth proportional to 12,572.28, 18,858.33 and 3,084.48 is: 4,626.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,572.28 : 18,858.33 = 3,084.48 : x
  2. Step 2: Convert to fraction form
    12,572.28/18,858.33 = 3,084.48/x
  3. Step 3: Cross multiply
    12,572.28x = 18,858.33 × 3,084.48
  4. Step 4: Simplify right side
    12,572.28x = 58,168,141.72
  5. Step 5: Solve for x
    x = 58,168,141.72/12,572.28
  6. Step 6: Final answer
    x = 4,626.70

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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.