Home / 2,174.04-3,261.10-714.36

Finding the Fourth Proportional to 2,174.04, 3,261.10 and 714.36

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Solution

The fourth proportional to 2,174.04, 3,261.10 and 714.36 is: 1,071.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174.04 : 3,261.10 = 714.36 : x
  2. Step 2: Convert to fraction form
    2,174.04/3,261.10 = 714.36/x
  3. Step 3: Cross multiply
    2,174.04x = 3,261.10 × 714.36
  4. Step 4: Simplify right side
    2,174.04x = 2,329,599.40
  5. Step 5: Solve for x
    x = 2,329,599.40/2,174.04
  6. Step 6: Final answer
    x = 1,071.55

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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.