Home / 8,188.66-11,300.05-4,462.58

Finding the Fourth Proportional to 8,188.66, 11,300.05 and 4,462.58

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Solution

The fourth proportional to 8,188.66, 11,300.05 and 4,462.58 is: 6,158.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,188.66 : 11,300.05 = 4,462.58 : x
  2. Step 2: Convert to fraction form
    8,188.66/11,300.05 = 4,462.58/x
  3. Step 3: Cross multiply
    8,188.66x = 11,300.05 × 4,462.58
  4. Step 4: Simplify right side
    8,188.66x = 50,427,377.13
  5. Step 5: Solve for x
    x = 50,427,377.13/8,188.66
  6. Step 6: Final answer
    x = 6,158.20

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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.