Home / 2,669.32-3,684.10-1,675.24

Finding the Fourth Proportional to 2,669.32, 3,684.10 and 1,675.24

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Solution

The fourth proportional to 2,669.32, 3,684.10 and 1,675.24 is: 2,312.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669.32 : 3,684.10 = 1,675.24 : x
  2. Step 2: Convert to fraction form
    2,669.32/3,684.10 = 1,675.24/x
  3. Step 3: Cross multiply
    2,669.32x = 3,684.10 × 1,675.24
  4. Step 4: Simplify right side
    2,669.32x = 6,171,751.68
  5. Step 5: Solve for x
    x = 6,171,751.68/2,669.32
  6. Step 6: Final answer
    x = 2,312.11

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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.