Home / 10,348.43-14,274.78-7,512.50

Finding the Fourth Proportional to 10,348.43, 14,274.78 and 7,512.50

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Solution

The fourth proportional to 10,348.43, 14,274.78 and 7,512.50 is: 10,362.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,348.43 : 14,274.78 = 7,512.50 : x
  2. Step 2: Convert to fraction form
    10,348.43/14,274.78 = 7,512.50/x
  3. Step 3: Cross multiply
    10,348.43x = 14,274.78 × 7,512.50
  4. Step 4: Simplify right side
    10,348.43x = 107,239,284.75
  5. Step 5: Solve for x
    x = 107,239,284.75/10,348.43
  6. Step 6: Final answer
    x = 10,362.86

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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.