Home / 8,176.19-11,281.88-4,591.34

Finding the Fourth Proportional to 8,176.19, 11,281.88 and 4,591.34

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Solution

The fourth proportional to 8,176.19, 11,281.88 and 4,591.34 is: 6,335.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176.19 : 11,281.88 = 4,591.34 : x
  2. Step 2: Convert to fraction form
    8,176.19/11,281.88 = 4,591.34/x
  3. Step 3: Cross multiply
    8,176.19x = 11,281.88 × 4,591.34
  4. Step 4: Simplify right side
    8,176.19x = 51,798,867.55
  5. Step 5: Solve for x
    x = 51,798,867.55/8,176.19
  6. Step 6: Final answer
    x = 6,335.33

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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.