Home / 5,331.96-7,997.40-1,436.76

Finding the Fourth Proportional to 5,331.96, 7,997.40 and 1,436.76

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Solution

The fourth proportional to 5,331.96, 7,997.40 and 1,436.76 is: 2,154.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,331.96 : 7,997.40 = 1,436.76 : x
  2. Step 2: Convert to fraction form
    5,331.96/7,997.40 = 1,436.76/x
  3. Step 3: Cross multiply
    5,331.96x = 7,997.40 × 1,436.76
  4. Step 4: Simplify right side
    5,331.96x = 11,490,344.42
  5. Step 5: Solve for x
    x = 11,490,344.42/5,331.96
  6. Step 6: Final answer
    x = 2,154.99

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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.