Home / 8,055.60-12,084.48-2,861.52

Finding the Fourth Proportional to 8,055.60, 12,084.48 and 2,861.52

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Solution

The fourth proportional to 8,055.60, 12,084.48 and 2,861.52 is: 4,292.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,055.60 : 12,084.48 = 2,861.52 : x
  2. Step 2: Convert to fraction form
    8,055.60/12,084.48 = 2,861.52/x
  3. Step 3: Cross multiply
    8,055.60x = 12,084.48 × 2,861.52
  4. Step 4: Simplify right side
    8,055.60x = 34,579,981.21
  5. Step 5: Solve for x
    x = 34,579,981.21/8,055.60
  6. Step 6: Final answer
    x = 4,292.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.