Home / 2,417.44-3,622.32-1,115.68

Finding the Fourth Proportional to 2,417.44, 3,622.32 and 1,115.68

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Solution

The fourth proportional to 2,417.44, 3,622.32 and 1,115.68 is: 1,671.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,417.44 : 3,622.32 = 1,115.68 : x
  2. Step 2: Convert to fraction form
    2,417.44/3,622.32 = 1,115.68/x
  3. Step 3: Cross multiply
    2,417.44x = 3,622.32 × 1,115.68
  4. Step 4: Simplify right side
    2,417.44x = 4,041,349.98
  5. Step 5: Solve for x
    x = 4,041,349.98/2,417.44
  6. Step 6: Final answer
    x = 1,671.75

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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.