Home / 3,417.82-4,715.54-2,090.14

Finding the Fourth Proportional to 3,417.82, 4,715.54 and 2,090.14

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Solution

The fourth proportional to 3,417.82, 4,715.54 and 2,090.14 is: 2,883.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.82 : 4,715.54 = 2,090.14 : x
  2. Step 2: Convert to fraction form
    3,417.82/4,715.54 = 2,090.14/x
  3. Step 3: Cross multiply
    3,417.82x = 4,715.54 × 2,090.14
  4. Step 4: Simplify right side
    3,417.82x = 9,856,104.75
  5. Step 5: Solve for x
    x = 9,856,104.75/3,417.82
  6. Step 6: Final answer
    x = 2,883.74

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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.