Home / 10,298.62-15,448.02-6,743.74

Finding the Fourth Proportional to 10,298.62, 15,448.02 and 6,743.74

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Solution

The fourth proportional to 10,298.62, 15,448.02 and 6,743.74 is: 10,115.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,298.62 : 15,448.02 = 6,743.74 : x
  2. Step 2: Convert to fraction form
    10,298.62/15,448.02 = 6,743.74/x
  3. Step 3: Cross multiply
    10,298.62x = 15,448.02 × 6,743.74
  4. Step 4: Simplify right side
    10,298.62x = 104,177,430.39
  5. Step 5: Solve for x
    x = 104,177,430.39/10,298.62
  6. Step 6: Final answer
    x = 10,115.67

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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.