Home / 7,217.84-10,824.99-2,774.60

Finding the Fourth Proportional to 7,217.84, 10,824.99 and 2,774.60

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Solution

The fourth proportional to 7,217.84, 10,824.99 and 2,774.60 is: 4,161.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217.84 : 10,824.99 = 2,774.60 : x
  2. Step 2: Convert to fraction form
    7,217.84/10,824.99 = 2,774.60/x
  3. Step 3: Cross multiply
    7,217.84x = 10,824.99 × 2,774.60
  4. Step 4: Simplify right side
    7,217.84x = 30,035,017.25
  5. Step 5: Solve for x
    x = 30,035,017.25/7,217.84
  6. Step 6: Final answer
    x = 4,161.22

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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.