Home / 5,058.13-7,580.17-2,979.49

Finding the Fourth Proportional to 5,058.13, 7,580.17 and 2,979.49

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Solution

The fourth proportional to 5,058.13, 7,580.17 and 2,979.49 is: 4,465.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,058.13 : 7,580.17 = 2,979.49 : x
  2. Step 2: Convert to fraction form
    5,058.13/7,580.17 = 2,979.49/x
  3. Step 3: Cross multiply
    5,058.13x = 7,580.17 × 2,979.49
  4. Step 4: Simplify right side
    5,058.13x = 22,585,040.71
  5. Step 5: Solve for x
    x = 22,585,040.71/5,058.13
  6. Step 6: Final answer
    x = 4,465.10

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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.