Home / 5,460.21-8,188.05-3,377.16

Finding the Fourth Proportional to 5,460.21, 8,188.05 and 3,377.16

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Solution

The fourth proportional to 5,460.21, 8,188.05 and 3,377.16 is: 5,064.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460.21 : 8,188.05 = 3,377.16 : x
  2. Step 2: Convert to fraction form
    5,460.21/8,188.05 = 3,377.16/x
  3. Step 3: Cross multiply
    5,460.21x = 8,188.05 × 3,377.16
  4. Step 4: Simplify right side
    5,460.21x = 27,652,354.94
  5. Step 5: Solve for x
    x = 27,652,354.94/5,460.21
  6. Step 6: Final answer
    x = 5,064.34

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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.