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Finding the Fourth Proportional to 5,474.93, 7,552.79 and 5,262.75

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Solution

The fourth proportional to 5,474.93, 7,552.79 and 5,262.75 is: 7,260.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,474.93 : 7,552.79 = 5,262.75 : x
  2. Step 2: Convert to fraction form
    5,474.93/7,552.79 = 5,262.75/x
  3. Step 3: Cross multiply
    5,474.93x = 7,552.79 × 5,262.75
  4. Step 4: Simplify right side
    5,474.93x = 39,748,445.57
  5. Step 5: Solve for x
    x = 39,748,445.57/5,474.93
  6. Step 6: Final answer
    x = 7,260.08

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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.