Home / 8,152.19-12,222.30-2,602.34

Finding the Fourth Proportional to 8,152.19, 12,222.30 and 2,602.34

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Solution

The fourth proportional to 8,152.19, 12,222.30 and 2,602.34 is: 3,901.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,152.19 : 12,222.30 = 2,602.34 : x
  2. Step 2: Convert to fraction form
    8,152.19/12,222.30 = 2,602.34/x
  3. Step 3: Cross multiply
    8,152.19x = 12,222.30 × 2,602.34
  4. Step 4: Simplify right side
    8,152.19x = 31,806,580.18
  5. Step 5: Solve for x
    x = 31,806,580.18/8,152.19
  6. Step 6: Final answer
    x = 3,901.60

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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.