Home / 10,260.09-15,377.18-8,863.29

Finding the Fourth Proportional to 10,260.09, 15,377.18 and 8,863.29

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Solution

The fourth proportional to 10,260.09, 15,377.18 and 8,863.29 is: 13,283.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,260.09 : 15,377.18 = 8,863.29 : x
  2. Step 2: Convert to fraction form
    10,260.09/15,377.18 = 8,863.29/x
  3. Step 3: Cross multiply
    10,260.09x = 15,377.18 × 8,863.29
  4. Step 4: Simplify right side
    10,260.09x = 136,292,361.41
  5. Step 5: Solve for x
    x = 136,292,361.41/10,260.09
  6. Step 6: Final answer
    x = 13,283.74

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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.