Home / 6,744.16-9,308.15-4,228.43

Finding the Fourth Proportional to 6,744.16, 9,308.15 and 4,228.43

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Solution

The fourth proportional to 6,744.16, 9,308.15 and 4,228.43 is: 5,835.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,744.16 : 9,308.15 = 4,228.43 : x
  2. Step 2: Convert to fraction form
    6,744.16/9,308.15 = 4,228.43/x
  3. Step 3: Cross multiply
    6,744.16x = 9,308.15 × 4,228.43
  4. Step 4: Simplify right side
    6,744.16x = 39,358,808.88
  5. Step 5: Solve for x
    x = 39,358,808.88/6,744.16
  6. Step 6: Final answer
    x = 5,835.98

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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.