Home / 10,440.90-15,659.67-3,043.62

Finding the Fourth Proportional to 10,440.90, 15,659.67 and 3,043.62

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Solution

The fourth proportional to 10,440.90, 15,659.67 and 3,043.62 is: 4,564.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,440.90 : 15,659.67 = 3,043.62 : x
  2. Step 2: Convert to fraction form
    10,440.90/15,659.67 = 3,043.62/x
  3. Step 3: Cross multiply
    10,440.90x = 15,659.67 × 3,043.62
  4. Step 4: Simplify right side
    10,440.90x = 47,662,084.81
  5. Step 5: Solve for x
    x = 47,662,084.81/10,440.90
  6. Step 6: Final answer
    x = 4,564.94

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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.