Home / 2,669.10-4,003.65-1,696.30

Finding the Fourth Proportional to 2,669.10, 4,003.65 and 1,696.30

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Solution

The fourth proportional to 2,669.10, 4,003.65 and 1,696.30 is: 2,544.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669.10 : 4,003.65 = 1,696.30 : x
  2. Step 2: Convert to fraction form
    2,669.10/4,003.65 = 1,696.30/x
  3. Step 3: Cross multiply
    2,669.10x = 4,003.65 × 1,696.30
  4. Step 4: Simplify right side
    2,669.10x = 6,791,391.50
  5. Step 5: Solve for x
    x = 6,791,391.50/2,669.10
  6. Step 6: Final answer
    x = 2,544.45

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1.5x scale

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.