Home / 5,027.72-7,541.52-2,428.84

Finding the Fourth Proportional to 5,027.72, 7,541.52 and 2,428.84

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Solution

The fourth proportional to 5,027.72, 7,541.52 and 2,428.84 is: 3,643.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,027.72 : 7,541.52 = 2,428.84 : x
  2. Step 2: Convert to fraction form
    5,027.72/7,541.52 = 2,428.84/x
  3. Step 3: Cross multiply
    5,027.72x = 7,541.52 × 2,428.84
  4. Step 4: Simplify right side
    5,027.72x = 18,317,145.44
  5. Step 5: Solve for x
    x = 18,317,145.44/5,027.72
  6. Step 6: Final answer
    x = 3,643.23

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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.