Home / 2,295.74-3,421.85-2,226.49

Finding the Fourth Proportional to 2,295.74, 3,421.85 and 2,226.49

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Solution

The fourth proportional to 2,295.74, 3,421.85 and 2,226.49 is: 3,318.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,295.74 : 3,421.85 = 2,226.49 : x
  2. Step 2: Convert to fraction form
    2,295.74/3,421.85 = 2,226.49/x
  3. Step 3: Cross multiply
    2,295.74x = 3,421.85 × 2,226.49
  4. Step 4: Simplify right side
    2,295.74x = 7,618,695.12
  5. Step 5: Solve for x
    x = 7,618,695.12/2,295.74
  6. Step 6: Final answer
    x = 3,318.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.