Home / 5,329.58-7,987.06-3,383.15

Finding the Fourth Proportional to 5,329.58, 7,987.06 and 3,383.15

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Solution

The fourth proportional to 5,329.58, 7,987.06 and 3,383.15 is: 5,070.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.58 : 7,987.06 = 3,383.15 : x
  2. Step 2: Convert to fraction form
    5,329.58/7,987.06 = 3,383.15/x
  3. Step 3: Cross multiply
    5,329.58x = 7,987.06 × 3,383.15
  4. Step 4: Simplify right side
    5,329.58x = 27,021,422.04
  5. Step 5: Solve for x
    x = 27,021,422.04/5,329.58
  6. Step 6: Final answer
    x = 5,070.08

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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.