Home / 8,148.93-12,223.62-2,602.41

Finding the Fourth Proportional to 8,148.93, 12,223.62 and 2,602.41

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Solution

The fourth proportional to 8,148.93, 12,223.62 and 2,602.41 is: 3,903.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148.93 : 12,223.62 = 2,602.41 : x
  2. Step 2: Convert to fraction form
    8,148.93/12,223.62 = 2,602.41/x
  3. Step 3: Cross multiply
    8,148.93x = 12,223.62 × 2,602.41
  4. Step 4: Simplify right side
    8,148.93x = 31,810,870.92
  5. Step 5: Solve for x
    x = 31,810,870.92/8,148.93
  6. Step 6: Final answer
    x = 3,903.69

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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.