Home / 1,220.04-1,833.71-1,074.24

Finding the Fourth Proportional to 1,220.04, 1,833.71 and 1,074.24

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Solution

The fourth proportional to 1,220.04, 1,833.71 and 1,074.24 is: 1,614.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220.04 : 1,833.71 = 1,074.24 : x
  2. Step 2: Convert to fraction form
    1,220.04/1,833.71 = 1,074.24/x
  3. Step 3: Cross multiply
    1,220.04x = 1,833.71 × 1,074.24
  4. Step 4: Simplify right side
    1,220.04x = 1,969,839.26
  5. Step 5: Solve for x
    x = 1,969,839.26/1,220.04
  6. Step 6: Final answer
    x = 1,614.57

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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.