Home / 5,058.01-6,979.36-2,819.62

Finding the Fourth Proportional to 5,058.01, 6,979.36 and 2,819.62

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Solution

The fourth proportional to 5,058.01, 6,979.36 and 2,819.62 is: 3,890.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,058.01 : 6,979.36 = 2,819.62 : x
  2. Step 2: Convert to fraction form
    5,058.01/6,979.36 = 2,819.62/x
  3. Step 3: Cross multiply
    5,058.01x = 6,979.36 × 2,819.62
  4. Step 4: Simplify right side
    5,058.01x = 19,679,143.04
  5. Step 5: Solve for x
    x = 19,679,143.04/5,058.01
  6. Step 6: Final answer
    x = 3,890.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.