Home / 2,549.36-3,521.32-2,102.85

Finding the Fourth Proportional to 2,549.36, 3,521.32 and 2,102.85

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Solution

The fourth proportional to 2,549.36, 3,521.32 and 2,102.85 is: 2,904.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,549.36 : 3,521.32 = 2,102.85 : x
  2. Step 2: Convert to fraction form
    2,549.36/3,521.32 = 2,102.85/x
  3. Step 3: Cross multiply
    2,549.36x = 3,521.32 × 2,102.85
  4. Step 4: Simplify right side
    2,549.36x = 7,404,790.16
  5. Step 5: Solve for x
    x = 7,404,790.16/2,549.36
  6. Step 6: Final answer
    x = 2,904.57

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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.