Home / 4,187.96-5,777.49-2,695.34

Finding the Fourth Proportional to 4,187.96, 5,777.49 and 2,695.34

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Solution

The fourth proportional to 4,187.96, 5,777.49 and 2,695.34 is: 3,718.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187.96 : 5,777.49 = 2,695.34 : x
  2. Step 2: Convert to fraction form
    4,187.96/5,777.49 = 2,695.34/x
  3. Step 3: Cross multiply
    4,187.96x = 5,777.49 × 2,695.34
  4. Step 4: Simplify right side
    4,187.96x = 15,572,299.90
  5. Step 5: Solve for x
    x = 15,572,299.90/4,187.96
  6. Step 6: Final answer
    x = 3,718.35

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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.