Home / 5,645.28-8,468.88-2,358.24

Finding the Fourth Proportional to 5,645.28, 8,468.88 and 2,358.24

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Solution

The fourth proportional to 5,645.28, 8,468.88 and 2,358.24 is: 3,537.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,645.28 : 8,468.88 = 2,358.24 : x
  2. Step 2: Convert to fraction form
    5,645.28/8,468.88 = 2,358.24/x
  3. Step 3: Cross multiply
    5,645.28x = 8,468.88 × 2,358.24
  4. Step 4: Simplify right side
    5,645.28x = 19,971,651.57
  5. Step 5: Solve for x
    x = 19,971,651.57/5,645.28
  6. Step 6: Final answer
    x = 3,537.76

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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.