Home / 2,558.34-3,840.18-2,267.70

Finding the Fourth Proportional to 2,558.34, 3,840.18 and 2,267.70

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Solution

The fourth proportional to 2,558.34, 3,840.18 and 2,267.70 is: 3,403.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558.34 : 3,840.18 = 2,267.70 : x
  2. Step 2: Convert to fraction form
    2,558.34/3,840.18 = 2,267.70/x
  3. Step 3: Cross multiply
    2,558.34x = 3,840.18 × 2,267.70
  4. Step 4: Simplify right side
    2,558.34x = 8,708,376.19
  5. Step 5: Solve for x
    x = 8,708,376.19/2,558.34
  6. Step 6: Final answer
    x = 3,403.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.