Home / 3,925.65-5,886.94-1,585.22

Finding the Fourth Proportional to 3,925.65, 5,886.94 and 1,585.22

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Solution

The fourth proportional to 3,925.65, 5,886.94 and 1,585.22 is: 2,377.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925.65 : 5,886.94 = 1,585.22 : x
  2. Step 2: Convert to fraction form
    3,925.65/5,886.94 = 1,585.22/x
  3. Step 3: Cross multiply
    3,925.65x = 5,886.94 × 1,585.22
  4. Step 4: Simplify right side
    3,925.65x = 9,332,099.94
  5. Step 5: Solve for x
    x = 9,332,099.94/3,925.65
  6. Step 6: Final answer
    x = 2,377.21

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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.