Home / 10,274.08-15,412.70-4,351

Finding the Fourth Proportional to 10,274.08, 15,412.70 and 4,351

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Solution

The fourth proportional to 10,274.08, 15,412.70 and 4,351 is: 6,527.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,274.08 : 15,412.70 = 4,351 : x
  2. Step 2: Convert to fraction form
    10,274.08/15,412.70 = 4,351/x
  3. Step 3: Cross multiply
    10,274.08x = 15,412.70 × 4,351
  4. Step 4: Simplify right side
    10,274.08x = 67,060,657.70
  5. Step 5: Solve for x
    x = 67,060,657.70/10,274.08
  6. Step 6: Final answer
    x = 6,527.17

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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.