Home / 5,530.39-8,288.06-3,188.93

Finding the Fourth Proportional to 5,530.39, 8,288.06 and 3,188.93

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Solution

The fourth proportional to 5,530.39, 8,288.06 and 3,188.93 is: 4,779.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,530.39 : 8,288.06 = 3,188.93 : x
  2. Step 2: Convert to fraction form
    5,530.39/8,288.06 = 3,188.93/x
  3. Step 3: Cross multiply
    5,530.39x = 8,288.06 × 3,188.93
  4. Step 4: Simplify right side
    5,530.39x = 26,430,014.48
  5. Step 5: Solve for x
    x = 26,430,014.48/5,530.39
  6. Step 6: Final answer
    x = 4,779.05

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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.