Home / 3,358.19-4,634.48-1,866.14

Finding the Fourth Proportional to 3,358.19, 4,634.48 and 1,866.14

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Solution

The fourth proportional to 3,358.19, 4,634.48 and 1,866.14 is: 2,575.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358.19 : 4,634.48 = 1,866.14 : x
  2. Step 2: Convert to fraction form
    3,358.19/4,634.48 = 1,866.14/x
  3. Step 3: Cross multiply
    3,358.19x = 4,634.48 × 1,866.14
  4. Step 4: Simplify right side
    3,358.19x = 8,648,587.38
  5. Step 5: Solve for x
    x = 8,648,587.38/3,358.19
  6. Step 6: Final answer
    x = 2,575.37

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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.