Home / 8,108.28-12,098.93-7,058.52

Finding the Fourth Proportional to 8,108.28, 12,098.93 and 7,058.52

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Solution

The fourth proportional to 8,108.28, 12,098.93 and 7,058.52 is: 10,532.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,108.28 : 12,098.93 = 7,058.52 : x
  2. Step 2: Convert to fraction form
    8,108.28/12,098.93 = 7,058.52/x
  3. Step 3: Cross multiply
    8,108.28x = 12,098.93 × 7,058.52
  4. Step 4: Simplify right side
    8,108.28x = 85,400,504.09
  5. Step 5: Solve for x
    x = 85,400,504.09/8,108.28
  6. Step 6: Final answer
    x = 10,532.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.