Home / 8,860.06-12,226.74-5,458.60

Finding the Fourth Proportional to 8,860.06, 12,226.74 and 5,458.60

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Solution

The fourth proportional to 8,860.06, 12,226.74 and 5,458.60 is: 7,532.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860.06 : 12,226.74 = 5,458.60 : x
  2. Step 2: Convert to fraction form
    8,860.06/12,226.74 = 5,458.60/x
  3. Step 3: Cross multiply
    8,860.06x = 12,226.74 × 5,458.60
  4. Step 4: Simplify right side
    8,860.06x = 66,740,882.96
  5. Step 5: Solve for x
    x = 66,740,882.96/8,860.06
  6. Step 6: Final answer
    x = 7,532.78

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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.