Home / 7,185.52-10,779.06-3,291.04

Finding the Fourth Proportional to 7,185.52, 10,779.06 and 3,291.04

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Solution

The fourth proportional to 7,185.52, 10,779.06 and 3,291.04 is: 4,936.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,185.52 : 10,779.06 = 3,291.04 : x
  2. Step 2: Convert to fraction form
    7,185.52/10,779.06 = 3,291.04/x
  3. Step 3: Cross multiply
    7,185.52x = 10,779.06 × 3,291.04
  4. Step 4: Simplify right side
    7,185.52x = 35,474,317.62
  5. Step 5: Solve for x
    x = 35,474,317.62/7,185.52
  6. Step 6: Final answer
    x = 4,936.92

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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.