Home / 10,170.01-15,258.95-3,928.29

Finding the Fourth Proportional to 10,170.01, 15,258.95 and 3,928.29

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Solution

The fourth proportional to 10,170.01, 15,258.95 and 3,928.29 is: 5,893.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,170.01 : 15,258.95 = 3,928.29 : x
  2. Step 2: Convert to fraction form
    10,170.01/15,258.95 = 3,928.29/x
  3. Step 3: Cross multiply
    10,170.01x = 15,258.95 × 3,928.29
  4. Step 4: Simplify right side
    10,170.01x = 59,941,580.70
  5. Step 5: Solve for x
    x = 59,941,580.70/10,170.01
  6. Step 6: Final answer
    x = 5,893.95

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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.