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Finding the Fourth Proportional to 7,276.53, 10,027.53 and 5,177.01

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Solution

The fourth proportional to 7,276.53, 10,027.53 and 5,177.01 is: 7,134.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276.53 : 10,027.53 = 5,177.01 : x
  2. Step 2: Convert to fraction form
    7,276.53/10,027.53 = 5,177.01/x
  3. Step 3: Cross multiply
    7,276.53x = 10,027.53 × 5,177.01
  4. Step 4: Simplify right side
    7,276.53x = 51,912,623.09
  5. Step 5: Solve for x
    x = 51,912,623.09/7,276.53
  6. Step 6: Final answer
    x = 7,134.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.