Home / 10,199.22-15,302.67-6,943.02

Finding the Fourth Proportional to 10,199.22, 15,302.67 and 6,943.02

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Solution

The fourth proportional to 10,199.22, 15,302.67 and 6,943.02 is: 10,417.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,199.22 : 15,302.67 = 6,943.02 : x
  2. Step 2: Convert to fraction form
    10,199.22/15,302.67 = 6,943.02/x
  3. Step 3: Cross multiply
    10,199.22x = 15,302.67 × 6,943.02
  4. Step 4: Simplify right side
    10,199.22x = 106,246,743.86
  5. Step 5: Solve for x
    x = 106,246,743.86/10,199.22
  6. Step 6: Final answer
    x = 10,417.14

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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.