Home / 8,252.68-11,393.63-5,424.79

Finding the Fourth Proportional to 8,252.68, 11,393.63 and 5,424.79

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Solution

The fourth proportional to 8,252.68, 11,393.63 and 5,424.79 is: 7,489.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,252.68 : 11,393.63 = 5,424.79 : x
  2. Step 2: Convert to fraction form
    8,252.68/11,393.63 = 5,424.79/x
  3. Step 3: Cross multiply
    8,252.68x = 11,393.63 × 5,424.79
  4. Step 4: Simplify right side
    8,252.68x = 61,807,993.12
  5. Step 5: Solve for x
    x = 61,807,993.12/8,252.68
  6. Step 6: Final answer
    x = 7,489.45

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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.