Home / 5,623.98-8,439.62-2,339.43

Finding the Fourth Proportional to 5,623.98, 8,439.62 and 2,339.43

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Solution

The fourth proportional to 5,623.98, 8,439.62 and 2,339.43 is: 3,510.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623.98 : 8,439.62 = 2,339.43 : x
  2. Step 2: Convert to fraction form
    5,623.98/8,439.62 = 2,339.43/x
  3. Step 3: Cross multiply
    5,623.98x = 8,439.62 × 2,339.43
  4. Step 4: Simplify right side
    5,623.98x = 19,743,900.22
  5. Step 5: Solve for x
    x = 19,743,900.22/5,623.98
  6. Step 6: Final answer
    x = 3,510.66

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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.