Home / 5,887.78-8,124.61-3,497.57

Finding the Fourth Proportional to 5,887.78, 8,124.61 and 3,497.57

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Solution

The fourth proportional to 5,887.78, 8,124.61 and 3,497.57 is: 4,826.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,887.78 : 8,124.61 = 3,497.57 : x
  2. Step 2: Convert to fraction form
    5,887.78/8,124.61 = 3,497.57/x
  3. Step 3: Cross multiply
    5,887.78x = 8,124.61 × 3,497.57
  4. Step 4: Simplify right side
    5,887.78x = 28,416,392.20
  5. Step 5: Solve for x
    x = 28,416,392.20/5,887.78
  6. Step 6: Final answer
    x = 4,826.33

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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.