Home / 5,204.18-7,806.23-2,124.02

Finding the Fourth Proportional to 5,204.18, 7,806.23 and 2,124.02

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Solution

The fourth proportional to 5,204.18, 7,806.23 and 2,124.02 is: 3,186.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204.18 : 7,806.23 = 2,124.02 : x
  2. Step 2: Convert to fraction form
    5,204.18/7,806.23 = 2,124.02/x
  3. Step 3: Cross multiply
    5,204.18x = 7,806.23 × 2,124.02
  4. Step 4: Simplify right side
    5,204.18x = 16,580,588.64
  5. Step 5: Solve for x
    x = 16,580,588.64/5,204.18
  6. Step 6: Final answer
    x = 3,186.01

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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.