Home / 2,398.70-3,598.59-1,774.46

Finding the Fourth Proportional to 2,398.70, 3,598.59 and 1,774.46

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Solution

The fourth proportional to 2,398.70, 3,598.59 and 1,774.46 is: 2,662.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,398.70 : 3,598.59 = 1,774.46 : x
  2. Step 2: Convert to fraction form
    2,398.70/3,598.59 = 1,774.46/x
  3. Step 3: Cross multiply
    2,398.70x = 3,598.59 × 1,774.46
  4. Step 4: Simplify right side
    2,398.70x = 6,385,554.01
  5. Step 5: Solve for x
    x = 6,385,554.01/2,398.70
  6. Step 6: Final answer
    x = 2,662.09

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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.