Home / 10,659.29-15,969.78-6,274.35

Finding the Fourth Proportional to 10,659.29, 15,969.78 and 6,274.35

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Solution

The fourth proportional to 10,659.29, 15,969.78 and 6,274.35 is: 9,400.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,659.29 : 15,969.78 = 6,274.35 : x
  2. Step 2: Convert to fraction form
    10,659.29/15,969.78 = 6,274.35/x
  3. Step 3: Cross multiply
    10,659.29x = 15,969.78 × 6,274.35
  4. Step 4: Simplify right side
    10,659.29x = 100,199,989.14
  5. Step 5: Solve for x
    x = 100,199,989.14/10,659.29
  6. Step 6: Final answer
    x = 9,400.25

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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.