Home / 2,436.68-3,670.35-2,218.69

Finding the Fourth Proportional to 2,436.68, 3,670.35 and 2,218.69

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Solution

The fourth proportional to 2,436.68, 3,670.35 and 2,218.69 is: 3,341.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,436.68 : 3,670.35 = 2,218.69 : x
  2. Step 2: Convert to fraction form
    2,436.68/3,670.35 = 2,218.69/x
  3. Step 3: Cross multiply
    2,436.68x = 3,670.35 × 2,218.69
  4. Step 4: Simplify right side
    2,436.68x = 8,143,350.49
  5. Step 5: Solve for x
    x = 8,143,350.49/2,436.68
  6. Step 6: Final answer
    x = 3,341.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.