Home / 10,330.94-15,496.28-2,539.82

Finding the Fourth Proportional to 10,330.94, 15,496.28 and 2,539.82

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Solution

The fourth proportional to 10,330.94, 15,496.28 and 2,539.82 is: 3,809.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,330.94 : 15,496.28 = 2,539.82 : x
  2. Step 2: Convert to fraction form
    10,330.94/15,496.28 = 2,539.82/x
  3. Step 3: Cross multiply
    10,330.94x = 15,496.28 × 2,539.82
  4. Step 4: Simplify right side
    10,330.94x = 39,357,749.17
  5. Step 5: Solve for x
    x = 39,357,749.17/10,330.94
  6. Step 6: Final answer
    x = 3,809.70

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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.