Home / 9,610.76-13,255.17-6,625.91

Finding the Fourth Proportional to 9,610.76, 13,255.17 and 6,625.91

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Solution

The fourth proportional to 9,610.76, 13,255.17 and 6,625.91 is: 9,138.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,610.76 : 13,255.17 = 6,625.91 : x
  2. Step 2: Convert to fraction form
    9,610.76/13,255.17 = 6,625.91/x
  3. Step 3: Cross multiply
    9,610.76x = 13,255.17 × 6,625.91
  4. Step 4: Simplify right side
    9,610.76x = 87,827,563.45
  5. Step 5: Solve for x
    x = 87,827,563.45/9,610.76
  6. Step 6: Final answer
    x = 9,138.46

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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.