Home / 8,824.60-12,177.90-4,791.51

Finding the Fourth Proportional to 8,824.60, 12,177.90 and 4,791.51

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Solution

The fourth proportional to 8,824.60, 12,177.90 and 4,791.51 is: 6,612.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,824.60 : 12,177.90 = 4,791.51 : x
  2. Step 2: Convert to fraction form
    8,824.60/12,177.90 = 4,791.51/x
  3. Step 3: Cross multiply
    8,824.60x = 12,177.90 × 4,791.51
  4. Step 4: Simplify right side
    8,824.60x = 58,350,529.63
  5. Step 5: Solve for x
    x = 58,350,529.63/8,824.60
  6. Step 6: Final answer
    x = 6,612.26

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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.