Home / 7,435.60-11,158.80-5,992.18

Finding the Fourth Proportional to 7,435.60, 11,158.80 and 5,992.18

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Solution

The fourth proportional to 7,435.60, 11,158.80 and 5,992.18 is: 8,992.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,435.60 : 11,158.80 = 5,992.18 : x
  2. Step 2: Convert to fraction form
    7,435.60/11,158.80 = 5,992.18/x
  3. Step 3: Cross multiply
    7,435.60x = 11,158.80 × 5,992.18
  4. Step 4: Simplify right side
    7,435.60x = 66,865,487.82
  5. Step 5: Solve for x
    x = 66,865,487.82/7,435.60
  6. Step 6: Final answer
    x = 8,992.62

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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.