Home / 2,281.34-3,416.10-1,954.38

Finding the Fourth Proportional to 2,281.34, 3,416.10 and 1,954.38

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Solution

The fourth proportional to 2,281.34, 3,416.10 and 1,954.38 is: 2,926.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281.34 : 3,416.10 = 1,954.38 : x
  2. Step 2: Convert to fraction form
    2,281.34/3,416.10 = 1,954.38/x
  3. Step 3: Cross multiply
    2,281.34x = 3,416.10 × 1,954.38
  4. Step 4: Simplify right side
    2,281.34x = 6,676,357.52
  5. Step 5: Solve for x
    x = 6,676,357.52/2,281.34
  6. Step 6: Final answer
    x = 2,926.51

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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.