Home / 2,538.45-3,502.64-2,334.31

Finding the Fourth Proportional to 2,538.45, 3,502.64 and 2,334.31

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Solution

The fourth proportional to 2,538.45, 3,502.64 and 2,334.31 is: 3,220.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,538.45 : 3,502.64 = 2,334.31 : x
  2. Step 2: Convert to fraction form
    2,538.45/3,502.64 = 2,334.31/x
  3. Step 3: Cross multiply
    2,538.45x = 3,502.64 × 2,334.31
  4. Step 4: Simplify right side
    2,538.45x = 8,176,247.58
  5. Step 5: Solve for x
    x = 8,176,247.58/2,538.45
  6. Step 6: Final answer
    x = 3,220.96

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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.