Home / 3,803.16-5,247.66-2,623.80

Finding the Fourth Proportional to 3,803.16, 5,247.66 and 2,623.80

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Solution

The fourth proportional to 3,803.16, 5,247.66 and 2,623.80 is: 3,620.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,803.16 : 5,247.66 = 2,623.80 : x
  2. Step 2: Convert to fraction form
    3,803.16/5,247.66 = 2,623.80/x
  3. Step 3: Cross multiply
    3,803.16x = 5,247.66 × 2,623.80
  4. Step 4: Simplify right side
    3,803.16x = 13,768,810.31
  5. Step 5: Solve for x
    x = 13,768,810.31/3,803.16
  6. Step 6: Final answer
    x = 3,620.36

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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.