Home / 4,199.16-6,294.06-1,423.20

Finding the Fourth Proportional to 4,199.16, 6,294.06 and 1,423.20

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Solution

The fourth proportional to 4,199.16, 6,294.06 and 1,423.20 is: 2,133.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,199.16 : 6,294.06 = 1,423.20 : x
  2. Step 2: Convert to fraction form
    4,199.16/6,294.06 = 1,423.20/x
  3. Step 3: Cross multiply
    4,199.16x = 6,294.06 × 1,423.20
  4. Step 4: Simplify right side
    4,199.16x = 8,957,706.19
  5. Step 5: Solve for x
    x = 8,957,706.19/4,199.16
  6. Step 6: Final answer
    x = 2,133.21

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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.