Home / 5,645.60-8,468.47-2,684.36

Finding the Fourth Proportional to 5,645.60, 8,468.47 and 2,684.36

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Solution

The fourth proportional to 5,645.60, 8,468.47 and 2,684.36 is: 4,026.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,645.60 : 8,468.47 = 2,684.36 : x
  2. Step 2: Convert to fraction form
    5,645.60/8,468.47 = 2,684.36/x
  3. Step 3: Cross multiply
    5,645.60x = 8,468.47 × 2,684.36
  4. Step 4: Simplify right side
    5,645.60x = 22,732,383.92
  5. Step 5: Solve for x
    x = 22,732,383.92/5,645.60
  6. Step 6: Final answer
    x = 4,026.57

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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.