Home / 5,724.56-8,579.90-2,430.73

Finding the Fourth Proportional to 5,724.56, 8,579.90 and 2,430.73

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Solution

The fourth proportional to 5,724.56, 8,579.90 and 2,430.73 is: 3,643.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,724.56 : 8,579.90 = 2,430.73 : x
  2. Step 2: Convert to fraction form
    5,724.56/8,579.90 = 2,430.73/x
  3. Step 3: Cross multiply
    5,724.56x = 8,579.90 × 2,430.73
  4. Step 4: Simplify right side
    5,724.56x = 20,855,408.17
  5. Step 5: Solve for x
    x = 20,855,408.17/5,724.56
  6. Step 6: Final answer
    x = 3,643.15

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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.