Home / 2,341.61-3,226.97-1,677.31

Finding the Fourth Proportional to 2,341.61, 3,226.97 and 1,677.31

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Solution

The fourth proportional to 2,341.61, 3,226.97 and 1,677.31 is: 2,311.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,341.61 : 3,226.97 = 1,677.31 : x
  2. Step 2: Convert to fraction form
    2,341.61/3,226.97 = 1,677.31/x
  3. Step 3: Cross multiply
    2,341.61x = 3,226.97 × 1,677.31
  4. Step 4: Simplify right side
    2,341.61x = 5,412,625.18
  5. Step 5: Solve for x
    x = 5,412,625.18/2,341.61
  6. Step 6: Final answer
    x = 2,311.50

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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.