Home / 8,152.06-12,222.11-2,602.20

Finding the Fourth Proportional to 8,152.06, 12,222.11 and 2,602.20

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Solution

The fourth proportional to 8,152.06, 12,222.11 and 2,602.20 is: 3,901.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,152.06 : 12,222.11 = 2,602.20 : x
  2. Step 2: Convert to fraction form
    8,152.06/12,222.11 = 2,602.20/x
  3. Step 3: Cross multiply
    8,152.06x = 12,222.11 × 2,602.20
  4. Step 4: Simplify right side
    8,152.06x = 31,804,374.64
  5. Step 5: Solve for x
    x = 31,804,374.64/8,152.06
  6. Step 6: Final answer
    x = 3,901.39

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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.