Home / 1,727.99-2,384.61-942.03

Finding the Fourth Proportional to 1,727.99, 2,384.61 and 942.03

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Solution

The fourth proportional to 1,727.99, 2,384.61 and 942.03 is: 1,299.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727.99 : 2,384.61 = 942.03 : x
  2. Step 2: Convert to fraction form
    1,727.99/2,384.61 = 942.03/x
  3. Step 3: Cross multiply
    1,727.99x = 2,384.61 × 942.03
  4. Step 4: Simplify right side
    1,727.99x = 2,246,374.16
  5. Step 5: Solve for x
    x = 2,246,374.16/1,727.99
  6. Step 6: Final answer
    x = 1,299.99

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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.