Home / 5,907.92-8,154.18-3,390.44

Finding the Fourth Proportional to 5,907.92, 8,154.18 and 3,390.44

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Solution

The fourth proportional to 5,907.92, 8,154.18 and 3,390.44 is: 4,679.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,907.92 : 8,154.18 = 3,390.44 : x
  2. Step 2: Convert to fraction form
    5,907.92/8,154.18 = 3,390.44/x
  3. Step 3: Cross multiply
    5,907.92x = 8,154.18 × 3,390.44
  4. Step 4: Simplify right side
    5,907.92x = 27,646,258.04
  5. Step 5: Solve for x
    x = 27,646,258.04/5,907.92
  6. Step 6: Final answer
    x = 4,679.52

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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.