Home / 2,558.29-3,527.67-2,223.76

Finding the Fourth Proportional to 2,558.29, 3,527.67 and 2,223.76

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Solution

The fourth proportional to 2,558.29, 3,527.67 and 2,223.76 is: 3,066.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558.29 : 3,527.67 = 2,223.76 : x
  2. Step 2: Convert to fraction form
    2,558.29/3,527.67 = 2,223.76/x
  3. Step 3: Cross multiply
    2,558.29x = 3,527.67 × 2,223.76
  4. Step 4: Simplify right side
    2,558.29x = 7,844,691.44
  5. Step 5: Solve for x
    x = 7,844,691.44/2,558.29
  6. Step 6: Final answer
    x = 3,066.38

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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.