Home / 2,118.66-2,924.73-1,234.14

Finding the Fourth Proportional to 2,118.66, 2,924.73 and 1,234.14

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Solution

The fourth proportional to 2,118.66, 2,924.73 and 1,234.14 is: 1,703.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118.66 : 2,924.73 = 1,234.14 : x
  2. Step 2: Convert to fraction form
    2,118.66/2,924.73 = 1,234.14/x
  3. Step 3: Cross multiply
    2,118.66x = 2,924.73 × 1,234.14
  4. Step 4: Simplify right side
    2,118.66x = 3,609,526.28
  5. Step 5: Solve for x
    x = 3,609,526.28/2,118.66
  6. Step 6: Final answer
    x = 1,703.68

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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.