Home / 5,390.82-8,086.35-1,495.26

Finding the Fourth Proportional to 5,390.82, 8,086.35 and 1,495.26

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Solution

The fourth proportional to 5,390.82, 8,086.35 and 1,495.26 is: 2,242.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390.82 : 8,086.35 = 1,495.26 : x
  2. Step 2: Convert to fraction form
    5,390.82/8,086.35 = 1,495.26/x
  3. Step 3: Cross multiply
    5,390.82x = 8,086.35 × 1,495.26
  4. Step 4: Simplify right side
    5,390.82x = 12,091,195.70
  5. Step 5: Solve for x
    x = 12,091,195.70/5,390.82
  6. Step 6: Final answer
    x = 2,242.92

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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.