Home / 7,486.84-11,232.69-3,591.55

Finding the Fourth Proportional to 7,486.84, 11,232.69 and 3,591.55

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Solution

The fourth proportional to 7,486.84, 11,232.69 and 3,591.55 is: 5,388.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486.84 : 11,232.69 = 3,591.55 : x
  2. Step 2: Convert to fraction form
    7,486.84/11,232.69 = 3,591.55/x
  3. Step 3: Cross multiply
    7,486.84x = 11,232.69 × 3,591.55
  4. Step 4: Simplify right side
    7,486.84x = 40,342,693.65
  5. Step 5: Solve for x
    x = 40,342,693.65/7,486.84
  6. Step 6: Final answer
    x = 5,388.48

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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.