Home / 8,867.22-12,237.39-5,091

Finding the Fourth Proportional to 8,867.22, 12,237.39 and 5,091

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Solution

The fourth proportional to 8,867.22, 12,237.39 and 5,091 is: 7,025.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,867.22 : 12,237.39 = 5,091 : x
  2. Step 2: Convert to fraction form
    8,867.22/12,237.39 = 5,091/x
  3. Step 3: Cross multiply
    8,867.22x = 12,237.39 × 5,091
  4. Step 4: Simplify right side
    8,867.22x = 62,300,552.49
  5. Step 5: Solve for x
    x = 62,300,552.49/8,867.22
  6. Step 6: Final answer
    x = 7,025.94

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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.