Home / 5,518.16-8,282.68-4,053.20

Finding the Fourth Proportional to 5,518.16, 8,282.68 and 4,053.20

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Solution

The fourth proportional to 5,518.16, 8,282.68 and 4,053.20 is: 6,083.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,518.16 : 8,282.68 = 4,053.20 : x
  2. Step 2: Convert to fraction form
    5,518.16/8,282.68 = 4,053.20/x
  3. Step 3: Cross multiply
    5,518.16x = 8,282.68 × 4,053.20
  4. Step 4: Simplify right side
    5,518.16x = 33,571,358.58
  5. Step 5: Solve for x
    x = 33,571,358.58/5,518.16
  6. Step 6: Final answer
    x = 6,083.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.