Home / 2,226.68-3,338.40-1,071.08

Finding the Fourth Proportional to 2,226.68, 3,338.40 and 1,071.08

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Solution

The fourth proportional to 2,226.68, 3,338.40 and 1,071.08 is: 1,605.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.68 : 3,338.40 = 1,071.08 : x
  2. Step 2: Convert to fraction form
    2,226.68/3,338.40 = 1,071.08/x
  3. Step 3: Cross multiply
    2,226.68x = 3,338.40 × 1,071.08
  4. Step 4: Simplify right side
    2,226.68x = 3,575,693.47
  5. Step 5: Solve for x
    x = 3,575,693.47/2,226.68
  6. Step 6: Final answer
    x = 1,605.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.