Home / 2,889.28-4,335.06-1,503.49

Finding the Fourth Proportional to 2,889.28, 4,335.06 and 1,503.49

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Solution

The fourth proportional to 2,889.28, 4,335.06 and 1,503.49 is: 2,255.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889.28 : 4,335.06 = 1,503.49 : x
  2. Step 2: Convert to fraction form
    2,889.28/4,335.06 = 1,503.49/x
  3. Step 3: Cross multiply
    2,889.28x = 4,335.06 × 1,503.49
  4. Step 4: Simplify right side
    2,889.28x = 6,517,697.68
  5. Step 5: Solve for x
    x = 6,517,697.68/2,889.28
  6. Step 6: Final answer
    x = 2,255.82

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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.