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Finding the Fourth Proportional to 5,247.68, 7,194.82 and 5,154.08

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Solution

The fourth proportional to 5,247.68, 7,194.82 and 5,154.08 is: 7,066.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,247.68 : 7,194.82 = 5,154.08 : x
  2. Step 2: Convert to fraction form
    5,247.68/7,194.82 = 5,154.08/x
  3. Step 3: Cross multiply
    5,247.68x = 7,194.82 × 5,154.08
  4. Step 4: Simplify right side
    5,247.68x = 37,082,677.87
  5. Step 5: Solve for x
    x = 37,082,677.87/5,247.68
  6. Step 6: Final answer
    x = 7,066.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.