Home / 2,903.10-4,352.85-1,669.90

Finding the Fourth Proportional to 2,903.10, 4,352.85 and 1,669.90

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Solution

The fourth proportional to 2,903.10, 4,352.85 and 1,669.90 is: 2,503.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903.10 : 4,352.85 = 1,669.90 : x
  2. Step 2: Convert to fraction form
    2,903.10/4,352.85 = 1,669.90/x
  3. Step 3: Cross multiply
    2,903.10x = 4,352.85 × 1,669.90
  4. Step 4: Simplify right side
    2,903.10x = 7,268,824.22
  5. Step 5: Solve for x
    x = 7,268,824.22/2,903.10
  6. Step 6: Final answer
    x = 2,503.81

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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.