Home / 4,948.38-6,821.73-3,058.90

Finding the Fourth Proportional to 4,948.38, 6,821.73 and 3,058.90

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Solution

The fourth proportional to 4,948.38, 6,821.73 and 3,058.90 is: 4,216.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.38 : 6,821.73 = 3,058.90 : x
  2. Step 2: Convert to fraction form
    4,948.38/6,821.73 = 3,058.90/x
  3. Step 3: Cross multiply
    4,948.38x = 6,821.73 × 3,058.90
  4. Step 4: Simplify right side
    4,948.38x = 20,866,964.24
  5. Step 5: Solve for x
    x = 20,866,964.24/4,948.38
  6. Step 6: Final answer
    x = 4,216.93

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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.