Home / 5,256.60-7,883.56-1,557.97

Finding the Fourth Proportional to 5,256.60, 7,883.56 and 1,557.97

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Solution

The fourth proportional to 5,256.60, 7,883.56 and 1,557.97 is: 2,336.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.60 : 7,883.56 = 1,557.97 : x
  2. Step 2: Convert to fraction form
    5,256.60/7,883.56 = 1,557.97/x
  3. Step 3: Cross multiply
    5,256.60x = 7,883.56 × 1,557.97
  4. Step 4: Simplify right side
    5,256.60x = 12,282,318.93
  5. Step 5: Solve for x
    x = 12,282,318.93/5,256.60
  6. Step 6: Final answer
    x = 2,336.55

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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.