Home / 2,522.08-3,471.96-2,079.28

Finding the Fourth Proportional to 2,522.08, 3,471.96 and 2,079.28

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Solution

The fourth proportional to 2,522.08, 3,471.96 and 2,079.28 is: 2,862.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,522.08 : 3,471.96 = 2,079.28 : x
  2. Step 2: Convert to fraction form
    2,522.08/3,471.96 = 2,079.28/x
  3. Step 3: Cross multiply
    2,522.08x = 3,471.96 × 2,079.28
  4. Step 4: Simplify right side
    2,522.08x = 7,219,176.99
  5. Step 5: Solve for x
    x = 7,219,176.99/2,522.08
  6. Step 6: Final answer
    x = 2,862.39

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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.