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Finding the Fourth Proportional to 7,396.52, 10,207.22 and 4,252.50

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Solution

The fourth proportional to 7,396.52, 10,207.22 and 4,252.50 is: 5,868.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,396.52 : 10,207.22 = 4,252.50 : x
  2. Step 2: Convert to fraction form
    7,396.52/10,207.22 = 4,252.50/x
  3. Step 3: Cross multiply
    7,396.52x = 10,207.22 × 4,252.50
  4. Step 4: Simplify right side
    7,396.52x = 43,406,181.79
  5. Step 5: Solve for x
    x = 43,406,181.79/7,396.52
  6. Step 6: Final answer
    x = 5,868.46

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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.