Home / 5,400.25-8,100.38-1,504.76

Finding the Fourth Proportional to 5,400.25, 8,100.38 and 1,504.76

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Solution

The fourth proportional to 5,400.25, 8,100.38 and 1,504.76 is: 2,257.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400.25 : 8,100.38 = 1,504.76 : x
  2. Step 2: Convert to fraction form
    5,400.25/8,100.38 = 1,504.76/x
  3. Step 3: Cross multiply
    5,400.25x = 8,100.38 × 1,504.76
  4. Step 4: Simplify right side
    5,400.25x = 12,189,127.81
  5. Step 5: Solve for x
    x = 12,189,127.81/5,400.25
  6. Step 6: Final answer
    x = 2,257.14

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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.