Home / 2,619.96-3,617.10-2,328.36

Finding the Fourth Proportional to 2,619.96, 3,617.10 and 2,328.36

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Solution

The fourth proportional to 2,619.96, 3,617.10 and 2,328.36 is: 3,214.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,619.96 : 3,617.10 = 2,328.36 : x
  2. Step 2: Convert to fraction form
    2,619.96/3,617.10 = 2,328.36/x
  3. Step 3: Cross multiply
    2,619.96x = 3,617.10 × 2,328.36
  4. Step 4: Simplify right side
    2,619.96x = 8,421,910.96
  5. Step 5: Solve for x
    x = 8,421,910.96/2,619.96
  6. Step 6: Final answer
    x = 3,214.52

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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.