Home / 5,345.60-8,019.76-2,224.56

Finding the Fourth Proportional to 5,345.60, 8,019.76 and 2,224.56

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Solution

The fourth proportional to 5,345.60, 8,019.76 and 2,224.56 is: 3,337.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345.60 : 8,019.76 = 2,224.56 : x
  2. Step 2: Convert to fraction form
    5,345.60/8,019.76 = 2,224.56/x
  3. Step 3: Cross multiply
    5,345.60x = 8,019.76 × 2,224.56
  4. Step 4: Simplify right side
    5,345.60x = 17,840,465.99
  5. Step 5: Solve for x
    x = 17,840,465.99/5,345.60
  6. Step 6: Final answer
    x = 3,337.41

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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.