Home / 7,427.68-11,141.13-2,497.42

Finding the Fourth Proportional to 7,427.68, 11,141.13 and 2,497.42

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Solution

The fourth proportional to 7,427.68, 11,141.13 and 2,497.42 is: 3,746.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,427.68 : 11,141.13 = 2,497.42 : x
  2. Step 2: Convert to fraction form
    7,427.68/11,141.13 = 2,497.42/x
  3. Step 3: Cross multiply
    7,427.68x = 11,141.13 × 2,497.42
  4. Step 4: Simplify right side
    7,427.68x = 27,824,080.88
  5. Step 5: Solve for x
    x = 27,824,080.88/7,427.68
  6. Step 6: Final answer
    x = 3,746.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.