Home / 3,760.70-5,643.08-1,569.65

Finding the Fourth Proportional to 3,760.70, 5,643.08 and 1,569.65

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Solution

The fourth proportional to 3,760.70, 5,643.08 and 1,569.65 is: 2,355.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,760.70 : 5,643.08 = 1,569.65 : x
  2. Step 2: Convert to fraction form
    3,760.70/5,643.08 = 1,569.65/x
  3. Step 3: Cross multiply
    3,760.70x = 5,643.08 × 1,569.65
  4. Step 4: Simplify right side
    3,760.70x = 8,857,652.67
  5. Step 5: Solve for x
    x = 8,857,652.67/3,760.70
  6. Step 6: Final answer
    x = 2,355.32

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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.