Home / 3,095.84-4,631.28-2,668.32

Finding the Fourth Proportional to 3,095.84, 4,631.28 and 2,668.32

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Solution

The fourth proportional to 3,095.84, 4,631.28 and 2,668.32 is: 3,991.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,095.84 : 4,631.28 = 2,668.32 : x
  2. Step 2: Convert to fraction form
    3,095.84/4,631.28 = 2,668.32/x
  3. Step 3: Cross multiply
    3,095.84x = 4,631.28 × 2,668.32
  4. Step 4: Simplify right side
    3,095.84x = 12,357,737.05
  5. Step 5: Solve for x
    x = 12,357,737.05/3,095.84
  6. Step 6: Final answer
    x = 3,991.72

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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.