Home / 10,267.79-15,402.33-4,343.57

Finding the Fourth Proportional to 10,267.79, 15,402.33 and 4,343.57

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Solution

The fourth proportional to 10,267.79, 15,402.33 and 4,343.57 is: 6,515.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,267.79 : 15,402.33 = 4,343.57 : x
  2. Step 2: Convert to fraction form
    10,267.79/15,402.33 = 4,343.57/x
  3. Step 3: Cross multiply
    10,267.79x = 15,402.33 × 4,343.57
  4. Step 4: Simplify right side
    10,267.79x = 66,901,021.51
  5. Step 5: Solve for x
    x = 66,901,021.51/10,267.79
  6. Step 6: Final answer
    x = 6,515.62

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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.