Home / 10,449.32-14,415.48-6,255.14

Finding the Fourth Proportional to 10,449.32, 14,415.48 and 6,255.14

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Solution

The fourth proportional to 10,449.32, 14,415.48 and 6,255.14 is: 8,629.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,449.32 : 14,415.48 = 6,255.14 : x
  2. Step 2: Convert to fraction form
    10,449.32/14,415.48 = 6,255.14/x
  3. Step 3: Cross multiply
    10,449.32x = 14,415.48 × 6,255.14
  4. Step 4: Simplify right side
    10,449.32x = 90,170,845.57
  5. Step 5: Solve for x
    x = 90,170,845.57/10,449.32
  6. Step 6: Final answer
    x = 8,629.35

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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.