Home / 3,347.32-4,617.75-2,168.77

Finding the Fourth Proportional to 3,347.32, 4,617.75 and 2,168.77

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Solution

The fourth proportional to 3,347.32, 4,617.75 and 2,168.77 is: 2,991.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347.32 : 4,617.75 = 2,168.77 : x
  2. Step 2: Convert to fraction form
    3,347.32/4,617.75 = 2,168.77/x
  3. Step 3: Cross multiply
    3,347.32x = 4,617.75 × 2,168.77
  4. Step 4: Simplify right side
    3,347.32x = 10,014,837.67
  5. Step 5: Solve for x
    x = 10,014,837.67/3,347.32
  6. Step 6: Final answer
    x = 2,991.90

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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.