Home / 10,259.22-15,391.44-2,863.68

Finding the Fourth Proportional to 10,259.22, 15,391.44 and 2,863.68

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Solution

The fourth proportional to 10,259.22, 15,391.44 and 2,863.68 is: 4,296.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,259.22 : 15,391.44 = 2,863.68 : x
  2. Step 2: Convert to fraction form
    10,259.22/15,391.44 = 2,863.68/x
  3. Step 3: Cross multiply
    10,259.22x = 15,391.44 × 2,863.68
  4. Step 4: Simplify right side
    10,259.22x = 44,076,158.90
  5. Step 5: Solve for x
    x = 44,076,158.90/10,259.22
  6. Step 6: Final answer
    x = 4,296.25

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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.