Home / 2,887.71-4,331.53-1,500.33

Finding the Fourth Proportional to 2,887.71, 4,331.53 and 1,500.33

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Solution

The fourth proportional to 2,887.71, 4,331.53 and 1,500.33 is: 2,250.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887.71 : 4,331.53 = 1,500.33 : x
  2. Step 2: Convert to fraction form
    2,887.71/4,331.53 = 1,500.33/x
  3. Step 3: Cross multiply
    2,887.71x = 4,331.53 × 1,500.33
  4. Step 4: Simplify right side
    2,887.71x = 6,498,724.40
  5. Step 5: Solve for x
    x = 6,498,724.40/2,887.71
  6. Step 6: Final answer
    x = 2,250.48

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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.