Home / 8,206.40-11,324.48-5,018.58

Finding the Fourth Proportional to 8,206.40, 11,324.48 and 5,018.58

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Solution

The fourth proportional to 8,206.40, 11,324.48 and 5,018.58 is: 6,925.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,206.40 : 11,324.48 = 5,018.58 : x
  2. Step 2: Convert to fraction form
    8,206.40/11,324.48 = 5,018.58/x
  3. Step 3: Cross multiply
    8,206.40x = 11,324.48 × 5,018.58
  4. Step 4: Simplify right side
    8,206.40x = 56,832,783.75
  5. Step 5: Solve for x
    x = 56,832,783.75/8,206.40
  6. Step 6: Final answer
    x = 6,925.42

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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.