Home / 10,255.63-14,149.52-6,274.75

Finding the Fourth Proportional to 10,255.63, 14,149.52 and 6,274.75

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Solution

The fourth proportional to 10,255.63, 14,149.52 and 6,274.75 is: 8,657.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,255.63 : 14,149.52 = 6,274.75 : x
  2. Step 2: Convert to fraction form
    10,255.63/14,149.52 = 6,274.75/x
  3. Step 3: Cross multiply
    10,255.63x = 14,149.52 × 6,274.75
  4. Step 4: Simplify right side
    10,255.63x = 88,784,629.87
  5. Step 5: Solve for x
    x = 88,784,629.87/10,255.63
  6. Step 6: Final answer
    x = 8,657.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.