Home / 5,284.17-7,926.26-1,388.25

Finding the Fourth Proportional to 5,284.17, 7,926.26 and 1,388.25

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Solution

The fourth proportional to 5,284.17, 7,926.26 and 1,388.25 is: 2,082.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284.17 : 7,926.26 = 1,388.25 : x
  2. Step 2: Convert to fraction form
    5,284.17/7,926.26 = 1,388.25/x
  3. Step 3: Cross multiply
    5,284.17x = 7,926.26 × 1,388.25
  4. Step 4: Simplify right side
    5,284.17x = 11,003,623.50
  5. Step 5: Solve for x
    x = 11,003,623.50/5,284.17
  6. Step 6: Final answer
    x = 2,082.38

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Similar ratio
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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.