Home / 2,975.53-4,452.75-2,193.68

Finding the Fourth Proportional to 2,975.53, 4,452.75 and 2,193.68

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Solution

The fourth proportional to 2,975.53, 4,452.75 and 2,193.68 is: 3,282.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,975.53 : 4,452.75 = 2,193.68 : x
  2. Step 2: Convert to fraction form
    2,975.53/4,452.75 = 2,193.68/x
  3. Step 3: Cross multiply
    2,975.53x = 4,452.75 × 2,193.68
  4. Step 4: Simplify right side
    2,975.53x = 9,767,908.62
  5. Step 5: Solve for x
    x = 9,767,908.62/2,975.53
  6. Step 6: Final answer
    x = 3,282.75

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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.