Home / 1,882.36-2,598.42-1,384.84

Finding the Fourth Proportional to 1,882.36, 2,598.42 and 1,384.84

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Solution

The fourth proportional to 1,882.36, 2,598.42 and 1,384.84 is: 1,911.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882.36 : 2,598.42 = 1,384.84 : x
  2. Step 2: Convert to fraction form
    1,882.36/2,598.42 = 1,384.84/x
  3. Step 3: Cross multiply
    1,882.36x = 2,598.42 × 1,384.84
  4. Step 4: Simplify right side
    1,882.36x = 3,598,395.95
  5. Step 5: Solve for x
    x = 3,598,395.95/1,882.36
  6. Step 6: Final answer
    x = 1,911.64

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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.