Home / 3,199.49-4,411.31-2,669.13

Finding the Fourth Proportional to 3,199.49, 4,411.31 and 2,669.13

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Solution

The fourth proportional to 3,199.49, 4,411.31 and 2,669.13 is: 3,680.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.49 : 4,411.31 = 2,669.13 : x
  2. Step 2: Convert to fraction form
    3,199.49/4,411.31 = 2,669.13/x
  3. Step 3: Cross multiply
    3,199.49x = 4,411.31 × 2,669.13
  4. Step 4: Simplify right side
    3,199.49x = 11,774,346.51
  5. Step 5: Solve for x
    x = 11,774,346.51/3,199.49
  6. Step 6: Final answer
    x = 3,680.08

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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.