Home / 10,627.25-14,659.49-6,641.44

Finding the Fourth Proportional to 10,627.25, 14,659.49 and 6,641.44

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Solution

The fourth proportional to 10,627.25, 14,659.49 and 6,641.44 is: 9,161.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,627.25 : 14,659.49 = 6,641.44 : x
  2. Step 2: Convert to fraction form
    10,627.25/14,659.49 = 6,641.44/x
  3. Step 3: Cross multiply
    10,627.25x = 14,659.49 × 6,641.44
  4. Step 4: Simplify right side
    10,627.25x = 97,360,103.22
  5. Step 5: Solve for x
    x = 97,360,103.22/10,627.25
  6. Step 6: Final answer
    x = 9,161.37

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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.