Home / 5,604.66-8,403.75-2,320.11

Finding the Fourth Proportional to 5,604.66, 8,403.75 and 2,320.11

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Solution

The fourth proportional to 5,604.66, 8,403.75 and 2,320.11 is: 3,478.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,604.66 : 8,403.75 = 2,320.11 : x
  2. Step 2: Convert to fraction form
    5,604.66/8,403.75 = 2,320.11/x
  3. Step 3: Cross multiply
    5,604.66x = 8,403.75 × 2,320.11
  4. Step 4: Simplify right side
    5,604.66x = 19,497,624.41
  5. Step 5: Solve for x
    x = 19,497,624.41/5,604.66
  6. Step 6: Final answer
    x = 3,478.82

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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.