Home / 2,502.94-3,453.96-1,383.85

Finding the Fourth Proportional to 2,502.94, 3,453.96 and 1,383.85

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Solution

The fourth proportional to 2,502.94, 3,453.96 and 1,383.85 is: 1,909.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,502.94 : 3,453.96 = 1,383.85 : x
  2. Step 2: Convert to fraction form
    2,502.94/3,453.96 = 1,383.85/x
  3. Step 3: Cross multiply
    2,502.94x = 3,453.96 × 1,383.85
  4. Step 4: Simplify right side
    2,502.94x = 4,779,762.55
  5. Step 5: Solve for x
    x = 4,779,762.55/2,502.94
  6. Step 6: Final answer
    x = 1,909.66

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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.