Home / 6,686.96-9,228.34-3,703.12

Finding the Fourth Proportional to 6,686.96, 9,228.34 and 3,703.12

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Solution

The fourth proportional to 6,686.96, 9,228.34 and 3,703.12 is: 5,110.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,686.96 : 9,228.34 = 3,703.12 : x
  2. Step 2: Convert to fraction form
    6,686.96/9,228.34 = 3,703.12/x
  3. Step 3: Cross multiply
    6,686.96x = 9,228.34 × 3,703.12
  4. Step 4: Simplify right side
    6,686.96x = 34,173,650.42
  5. Step 5: Solve for x
    x = 34,173,650.42/6,686.96
  6. Step 6: Final answer
    x = 5,110.49

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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.