Home / 5,316.04-7,974.36-2,029.40

Finding the Fourth Proportional to 5,316.04, 7,974.36 and 2,029.40

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Solution

The fourth proportional to 5,316.04, 7,974.36 and 2,029.40 is: 3,044.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,316.04 : 7,974.36 = 2,029.40 : x
  2. Step 2: Convert to fraction form
    5,316.04/7,974.36 = 2,029.40/x
  3. Step 3: Cross multiply
    5,316.04x = 7,974.36 × 2,029.40
  4. Step 4: Simplify right side
    5,316.04x = 16,183,126.31
  5. Step 5: Solve for x
    x = 16,183,126.31/5,316.04
  6. Step 6: Final answer
    x = 3,044.21

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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.