Home / 3,579-4,941.18-2,339.16

Finding the Fourth Proportional to 3,579, 4,941.18 and 2,339.16

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Solution

The fourth proportional to 3,579, 4,941.18 and 2,339.16 is: 3,229.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579 : 4,941.18 = 2,339.16 : x
  2. Step 2: Convert to fraction form
    3,579/4,941.18 = 2,339.16/x
  3. Step 3: Cross multiply
    3,579x = 4,941.18 × 2,339.16
  4. Step 4: Simplify right side
    3,579x = 11,558,210.61
  5. Step 5: Solve for x
    x = 11,558,210.61/3,579
  6. Step 6: Final answer
    x = 3,229.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.