Home / 5,644.08-7,792.26-3,782.16

Finding the Fourth Proportional to 5,644.08, 7,792.26 and 3,782.16

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Solution

The fourth proportional to 5,644.08, 7,792.26 and 3,782.16 is: 5,221.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,644.08 : 7,792.26 = 3,782.16 : x
  2. Step 2: Convert to fraction form
    5,644.08/7,792.26 = 3,782.16/x
  3. Step 3: Cross multiply
    5,644.08x = 7,792.26 × 3,782.16
  4. Step 4: Simplify right side
    5,644.08x = 29,471,574.08
  5. Step 5: Solve for x
    x = 29,471,574.08/5,644.08
  6. Step 6: Final answer
    x = 5,221.68

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1.5x scale

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.