Home / 3,802.27-5,705.03-1,338.79

Finding the Fourth Proportional to 3,802.27, 5,705.03 and 1,338.79

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Solution

The fourth proportional to 3,802.27, 5,705.03 and 1,338.79 is: 2,008.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,802.27 : 5,705.03 = 1,338.79 : x
  2. Step 2: Convert to fraction form
    3,802.27/5,705.03 = 1,338.79/x
  3. Step 3: Cross multiply
    3,802.27x = 5,705.03 × 1,338.79
  4. Step 4: Simplify right side
    3,802.27x = 7,637,837.11
  5. Step 5: Solve for x
    x = 7,637,837.11/3,802.27
  6. Step 6: Final answer
    x = 2,008.76

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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.