Home / 8,228.48-11,355.40-4,502.48

Finding the Fourth Proportional to 8,228.48, 11,355.40 and 4,502.48

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Solution

The fourth proportional to 8,228.48, 11,355.40 and 4,502.48 is: 6,213.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,228.48 : 11,355.40 = 4,502.48 : x
  2. Step 2: Convert to fraction form
    8,228.48/11,355.40 = 4,502.48/x
  3. Step 3: Cross multiply
    8,228.48x = 11,355.40 × 4,502.48
  4. Step 4: Simplify right side
    8,228.48x = 51,127,461.39
  5. Step 5: Solve for x
    x = 51,127,461.39/8,228.48
  6. Step 6: Final answer
    x = 6,213.48

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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.