Home / 3,415.98-4,716.36-2,617.88

Finding the Fourth Proportional to 3,415.98, 4,716.36 and 2,617.88

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Solution

The fourth proportional to 3,415.98, 4,716.36 and 2,617.88 is: 3,614.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415.98 : 4,716.36 = 2,617.88 : x
  2. Step 2: Convert to fraction form
    3,415.98/4,716.36 = 2,617.88/x
  3. Step 3: Cross multiply
    3,415.98x = 4,716.36 × 2,617.88
  4. Step 4: Simplify right side
    3,415.98x = 12,346,864.52
  5. Step 5: Solve for x
    x = 12,346,864.52/3,415.98
  6. Step 6: Final answer
    x = 3,614.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.