Home / 7,452.84-11,180.99-2,187.64

Finding the Fourth Proportional to 7,452.84, 11,180.99 and 2,187.64

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Solution

The fourth proportional to 7,452.84, 11,180.99 and 2,187.64 is: 3,281.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452.84 : 11,180.99 = 2,187.64 : x
  2. Step 2: Convert to fraction form
    7,452.84/11,180.99 = 2,187.64/x
  3. Step 3: Cross multiply
    7,452.84x = 11,180.99 × 2,187.64
  4. Step 4: Simplify right side
    7,452.84x = 24,459,980.96
  5. Step 5: Solve for x
    x = 24,459,980.96/7,452.84
  6. Step 6: Final answer
    x = 3,281.97

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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.