Home / 2,899.60-4,351.24-1,669.42

Finding the Fourth Proportional to 2,899.60, 4,351.24 and 1,669.42

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Solution

The fourth proportional to 2,899.60, 4,351.24 and 1,669.42 is: 2,505.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.60 : 4,351.24 = 1,669.42 : x
  2. Step 2: Convert to fraction form
    2,899.60/4,351.24 = 1,669.42/x
  3. Step 3: Cross multiply
    2,899.60x = 4,351.24 × 1,669.42
  4. Step 4: Simplify right side
    2,899.60x = 7,264,047.08
  5. Step 5: Solve for x
    x = 7,264,047.08/2,899.60
  6. Step 6: Final answer
    x = 2,505.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.