Home / 5,443.62-8,155.68-3,101.10

Finding the Fourth Proportional to 5,443.62, 8,155.68 and 3,101.10

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Solution

The fourth proportional to 5,443.62, 8,155.68 and 3,101.10 is: 4,646.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443.62 : 8,155.68 = 3,101.10 : x
  2. Step 2: Convert to fraction form
    5,443.62/8,155.68 = 3,101.10/x
  3. Step 3: Cross multiply
    5,443.62x = 8,155.68 × 3,101.10
  4. Step 4: Simplify right side
    5,443.62x = 25,291,579.25
  5. Step 5: Solve for x
    x = 25,291,579.25/5,443.62
  6. Step 6: Final answer
    x = 4,646.10

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1.5x scale

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.