Home / 6,742.02-10,106.55-3,456.66

Finding the Fourth Proportional to 6,742.02, 10,106.55 and 3,456.66

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Solution

The fourth proportional to 6,742.02, 10,106.55 and 3,456.66 is: 5,181.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,742.02 : 10,106.55 = 3,456.66 : x
  2. Step 2: Convert to fraction form
    6,742.02/10,106.55 = 3,456.66/x
  3. Step 3: Cross multiply
    6,742.02x = 10,106.55 × 3,456.66
  4. Step 4: Simplify right side
    6,742.02x = 34,934,907.12
  5. Step 5: Solve for x
    x = 34,934,907.12/6,742.02
  6. Step 6: Final answer
    x = 5,181.67

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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.