Home / 3,675.32-5,072.86-2,104.32

Finding the Fourth Proportional to 3,675.32, 5,072.86 and 2,104.32

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Solution

The fourth proportional to 3,675.32, 5,072.86 and 2,104.32 is: 2,904.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675.32 : 5,072.86 = 2,104.32 : x
  2. Step 2: Convert to fraction form
    3,675.32/5,072.86 = 2,104.32/x
  3. Step 3: Cross multiply
    3,675.32x = 5,072.86 × 2,104.32
  4. Step 4: Simplify right side
    3,675.32x = 10,674,920.76
  5. Step 5: Solve for x
    x = 10,674,920.76/3,675.32
  6. Step 6: Final answer
    x = 2,904.49

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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.