Home / 10,258.22-15,389.92-2,862.68

Finding the Fourth Proportional to 10,258.22, 15,389.92 and 2,862.68

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Solution

The fourth proportional to 10,258.22, 15,389.92 and 2,862.68 is: 4,294.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,258.22 : 15,389.92 = 2,862.68 : x
  2. Step 2: Convert to fraction form
    10,258.22/15,389.92 = 2,862.68/x
  3. Step 3: Cross multiply
    10,258.22x = 15,389.92 × 2,862.68
  4. Step 4: Simplify right side
    10,258.22x = 44,056,416.19
  5. Step 5: Solve for x
    x = 44,056,416.19/10,258.22
  6. Step 6: Final answer
    x = 4,294.74

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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.