Home / 3,358.07-4,636.28-2,163.59

Finding the Fourth Proportional to 3,358.07, 4,636.28 and 2,163.59

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Solution

The fourth proportional to 3,358.07, 4,636.28 and 2,163.59 is: 2,987.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358.07 : 4,636.28 = 2,163.59 : x
  2. Step 2: Convert to fraction form
    3,358.07/4,636.28 = 2,163.59/x
  3. Step 3: Cross multiply
    3,358.07x = 4,636.28 × 2,163.59
  4. Step 4: Simplify right side
    3,358.07x = 10,031,026.04
  5. Step 5: Solve for x
    x = 10,031,026.04/3,358.07
  6. Step 6: Final answer
    x = 2,987.14

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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.