Home / 5,480.72-7,563.85-3,356.24

Finding the Fourth Proportional to 5,480.72, 7,563.85 and 3,356.24

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Solution

The fourth proportional to 5,480.72, 7,563.85 and 3,356.24 is: 4,631.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,480.72 : 7,563.85 = 3,356.24 : x
  2. Step 2: Convert to fraction form
    5,480.72/7,563.85 = 3,356.24/x
  3. Step 3: Cross multiply
    5,480.72x = 7,563.85 × 3,356.24
  4. Step 4: Simplify right side
    5,480.72x = 25,386,058.10
  5. Step 5: Solve for x
    x = 25,386,058.10/5,480.72
  6. Step 6: Final answer
    x = 4,631.89

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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.