Home / 7,344.96-11,009.24-3,188.45

Finding the Fourth Proportional to 7,344.96, 11,009.24 and 3,188.45

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Solution

The fourth proportional to 7,344.96, 11,009.24 and 3,188.45 is: 4,779.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,344.96 : 11,009.24 = 3,188.45 : x
  2. Step 2: Convert to fraction form
    7,344.96/11,009.24 = 3,188.45/x
  3. Step 3: Cross multiply
    7,344.96x = 11,009.24 × 3,188.45
  4. Step 4: Simplify right side
    7,344.96x = 35,102,340.29
  5. Step 5: Solve for x
    x = 35,102,340.29/7,344.96
  6. Step 6: Final answer
    x = 4,779.11

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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.