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Finding the Fourth Proportional to 7,752.48, 10,699.46 and 4,396.51

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Solution

The fourth proportional to 7,752.48, 10,699.46 and 4,396.51 is: 6,067.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,752.48 : 10,699.46 = 4,396.51 : x
  2. Step 2: Convert to fraction form
    7,752.48/10,699.46 = 4,396.51/x
  3. Step 3: Cross multiply
    7,752.48x = 10,699.46 × 4,396.51
  4. Step 4: Simplify right side
    7,752.48x = 47,040,282.88
  5. Step 5: Solve for x
    x = 47,040,282.88/7,752.48
  6. Step 6: Final answer
    x = 6,067.77

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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.