Home / 3,218.36-4,826.28-1,552.16

Finding the Fourth Proportional to 3,218.36, 4,826.28 and 1,552.16

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Solution

The fourth proportional to 3,218.36, 4,826.28 and 1,552.16 is: 2,327.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218.36 : 4,826.28 = 1,552.16 : x
  2. Step 2: Convert to fraction form
    3,218.36/4,826.28 = 1,552.16/x
  3. Step 3: Cross multiply
    3,218.36x = 4,826.28 × 1,552.16
  4. Step 4: Simplify right side
    3,218.36x = 7,491,158.76
  5. Step 5: Solve for x
    x = 7,491,158.76/3,218.36
  6. Step 6: Final answer
    x = 2,327.63

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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.