Home / 5,604.12-8,400.03-2,315.43

Finding the Fourth Proportional to 5,604.12, 8,400.03 and 2,315.43

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Solution

The fourth proportional to 5,604.12, 8,400.03 and 2,315.43 is: 3,470.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,604.12 : 8,400.03 = 2,315.43 : x
  2. Step 2: Convert to fraction form
    5,604.12/8,400.03 = 2,315.43/x
  3. Step 3: Cross multiply
    5,604.12x = 8,400.03 × 2,315.43
  4. Step 4: Simplify right side
    5,604.12x = 19,449,681.46
  5. Step 5: Solve for x
    x = 19,449,681.46/5,604.12
  6. Step 6: Final answer
    x = 3,470.60

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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.