Home / 8,022.42-12,025.54-3,345.02

Finding the Fourth Proportional to 8,022.42, 12,025.54 and 3,345.02

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Solution

The fourth proportional to 8,022.42, 12,025.54 and 3,345.02 is: 5,014.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,022.42 : 12,025.54 = 3,345.02 : x
  2. Step 2: Convert to fraction form
    8,022.42/12,025.54 = 3,345.02/x
  3. Step 3: Cross multiply
    8,022.42x = 12,025.54 × 3,345.02
  4. Step 4: Simplify right side
    8,022.42x = 40,225,671.81
  5. Step 5: Solve for x
    x = 40,225,671.81/8,022.42
  6. Step 6: Final answer
    x = 5,014.16

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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.