Home / 2,415.45-3,617.55-2,348.94

Finding the Fourth Proportional to 2,415.45, 3,617.55 and 2,348.94

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Solution

The fourth proportional to 2,415.45, 3,617.55 and 2,348.94 is: 3,517.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,415.45 : 3,617.55 = 2,348.94 : x
  2. Step 2: Convert to fraction form
    2,415.45/3,617.55 = 2,348.94/x
  3. Step 3: Cross multiply
    2,415.45x = 3,617.55 × 2,348.94
  4. Step 4: Simplify right side
    2,415.45x = 8,497,407.90
  5. Step 5: Solve for x
    x = 8,497,407.90/2,415.45
  6. Step 6: Final answer
    x = 3,517.94

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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.