Home / 2,298.02-3,442.68-1,986.36

Finding the Fourth Proportional to 2,298.02, 3,442.68 and 1,986.36

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Solution

The fourth proportional to 2,298.02, 3,442.68 and 1,986.36 is: 2,975.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,298.02 : 3,442.68 = 1,986.36 : x
  2. Step 2: Convert to fraction form
    2,298.02/3,442.68 = 1,986.36/x
  3. Step 3: Cross multiply
    2,298.02x = 3,442.68 × 1,986.36
  4. Step 4: Simplify right side
    2,298.02x = 6,838,401.84
  5. Step 5: Solve for x
    x = 6,838,401.84/2,298.02
  6. Step 6: Final answer
    x = 2,975.78

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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.