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Finding the Fourth Proportional to 2,502.80, 3,750.08 and 1,771.12

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Solution

The fourth proportional to 2,502.80, 3,750.08 and 1,771.12 is: 2,653.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,502.80 : 3,750.08 = 1,771.12 : x
  2. Step 2: Convert to fraction form
    2,502.80/3,750.08 = 1,771.12/x
  3. Step 3: Cross multiply
    2,502.80x = 3,750.08 × 1,771.12
  4. Step 4: Simplify right side
    2,502.80x = 6,641,841.69
  5. Step 5: Solve for x
    x = 6,641,841.69/2,502.80
  6. Step 6: Final answer
    x = 2,653.76

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1.5x scale

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.