Home / 5,695.38-7,860.30-3,457.83

Finding the Fourth Proportional to 5,695.38, 7,860.30 and 3,457.83

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Solution

The fourth proportional to 5,695.38, 7,860.30 and 3,457.83 is: 4,772.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,695.38 : 7,860.30 = 3,457.83 : x
  2. Step 2: Convert to fraction form
    5,695.38/7,860.30 = 3,457.83/x
  3. Step 3: Cross multiply
    5,695.38x = 7,860.30 × 3,457.83
  4. Step 4: Simplify right side
    5,695.38x = 27,179,581.15
  5. Step 5: Solve for x
    x = 27,179,581.15/5,695.38
  6. Step 6: Final answer
    x = 4,772.22

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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.