Home / 4,218.24-5,822.06-2,802.05

Finding the Fourth Proportional to 4,218.24, 5,822.06 and 2,802.05

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Solution

The fourth proportional to 4,218.24, 5,822.06 and 2,802.05 is: 3,867.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.24 : 5,822.06 = 2,802.05 : x
  2. Step 2: Convert to fraction form
    4,218.24/5,822.06 = 2,802.05/x
  3. Step 3: Cross multiply
    4,218.24x = 5,822.06 × 2,802.05
  4. Step 4: Simplify right side
    4,218.24x = 16,313,660.10
  5. Step 5: Solve for x
    x = 16,313,660.10/4,218.24
  6. Step 6: Final answer
    x = 3,867.41

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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.