Home / 8,228.13-11,355.08-4,502.13

Finding the Fourth Proportional to 8,228.13, 11,355.08 and 4,502.13

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Solution

The fourth proportional to 8,228.13, 11,355.08 and 4,502.13 is: 6,213.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,228.13 : 11,355.08 = 4,502.13 : x
  2. Step 2: Convert to fraction form
    8,228.13/11,355.08 = 4,502.13/x
  3. Step 3: Cross multiply
    8,228.13x = 11,355.08 × 4,502.13
  4. Step 4: Simplify right side
    8,228.13x = 51,122,046.32
  5. Step 5: Solve for x
    x = 51,122,046.32/8,228.13
  6. Step 6: Final answer
    x = 6,213.08

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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.