Home / 1,931.27-2,898.13-1,202.27

Finding the Fourth Proportional to 1,931.27, 2,898.13 and 1,202.27

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Solution

The fourth proportional to 1,931.27, 2,898.13 and 1,202.27 is: 1,804.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931.27 : 2,898.13 = 1,202.27 : x
  2. Step 2: Convert to fraction form
    1,931.27/2,898.13 = 1,202.27/x
  3. Step 3: Cross multiply
    1,931.27x = 2,898.13 × 1,202.27
  4. Step 4: Simplify right side
    1,931.27x = 3,484,338.99
  5. Step 5: Solve for x
    x = 3,484,338.99/1,931.27
  6. Step 6: Final answer
    x = 1,804.17

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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.