Home / 3,477.77-4,799.22-2,132.90

Finding the Fourth Proportional to 3,477.77, 4,799.22 and 2,132.90

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Solution

The fourth proportional to 3,477.77, 4,799.22 and 2,132.90 is: 2,943.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.77 : 4,799.22 = 2,132.90 : x
  2. Step 2: Convert to fraction form
    3,477.77/4,799.22 = 2,132.90/x
  3. Step 3: Cross multiply
    3,477.77x = 4,799.22 × 2,132.90
  4. Step 4: Simplify right side
    3,477.77x = 10,236,242.34
  5. Step 5: Solve for x
    x = 10,236,242.34/3,477.77
  6. Step 6: Final answer
    x = 2,943.34

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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.