Home / 5,329.22-7,993.49-1,631.10

Finding the Fourth Proportional to 5,329.22, 7,993.49 and 1,631.10

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Solution

The fourth proportional to 5,329.22, 7,993.49 and 1,631.10 is: 2,446.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.22 : 7,993.49 = 1,631.10 : x
  2. Step 2: Convert to fraction form
    5,329.22/7,993.49 = 1,631.10/x
  3. Step 3: Cross multiply
    5,329.22x = 7,993.49 × 1,631.10
  4. Step 4: Simplify right side
    5,329.22x = 13,038,181.54
  5. Step 5: Solve for x
    x = 13,038,181.54/5,329.22
  6. Step 6: Final answer
    x = 2,446.55

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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.