Home / 2,475.21-3,414.18-1,669.02

Finding the Fourth Proportional to 2,475.21, 3,414.18 and 1,669.02

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Solution

The fourth proportional to 2,475.21, 3,414.18 and 1,669.02 is: 2,302.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,475.21 : 3,414.18 = 1,669.02 : x
  2. Step 2: Convert to fraction form
    2,475.21/3,414.18 = 1,669.02/x
  3. Step 3: Cross multiply
    2,475.21x = 3,414.18 × 1,669.02
  4. Step 4: Simplify right side
    2,475.21x = 5,698,334.70
  5. Step 5: Solve for x
    x = 5,698,334.70/2,475.21
  6. Step 6: Final answer
    x = 2,302.16

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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.