Home / 5,812.23-8,021.55-3,454.35

Finding the Fourth Proportional to 5,812.23, 8,021.55 and 3,454.35

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Solution

The fourth proportional to 5,812.23, 8,021.55 and 3,454.35 is: 4,767.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,812.23 : 8,021.55 = 3,454.35 : x
  2. Step 2: Convert to fraction form
    5,812.23/8,021.55 = 3,454.35/x
  3. Step 3: Cross multiply
    5,812.23x = 8,021.55 × 3,454.35
  4. Step 4: Simplify right side
    5,812.23x = 27,709,241.24
  5. Step 5: Solve for x
    x = 27,709,241.24/5,812.23
  6. Step 6: Final answer
    x = 4,767.40

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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.