Home / 2,887.92-4,332.24-1,155.60

Finding the Fourth Proportional to 2,887.92, 4,332.24 and 1,155.60

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Solution

The fourth proportional to 2,887.92, 4,332.24 and 1,155.60 is: 1,733.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887.92 : 4,332.24 = 1,155.60 : x
  2. Step 2: Convert to fraction form
    2,887.92/4,332.24 = 1,155.60/x
  3. Step 3: Cross multiply
    2,887.92x = 4,332.24 × 1,155.60
  4. Step 4: Simplify right side
    2,887.92x = 5,006,336.54
  5. Step 5: Solve for x
    x = 5,006,336.54/2,887.92
  6. Step 6: Final answer
    x = 1,733.54

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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.