Home / 6,849.40-9,452.12-3,705.58

Finding the Fourth Proportional to 6,849.40, 9,452.12 and 3,705.58

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Solution

The fourth proportional to 6,849.40, 9,452.12 and 3,705.58 is: 5,113.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,849.40 : 9,452.12 = 3,705.58 : x
  2. Step 2: Convert to fraction form
    6,849.40/9,452.12 = 3,705.58/x
  3. Step 3: Cross multiply
    6,849.40x = 9,452.12 × 3,705.58
  4. Step 4: Simplify right side
    6,849.40x = 35,025,586.83
  5. Step 5: Solve for x
    x = 35,025,586.83/6,849.40
  6. Step 6: Final answer
    x = 5,113.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.