Home / 2,448.14-3,672.24-716.80

Finding the Fourth Proportional to 2,448.14, 3,672.24 and 716.80

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Solution

The fourth proportional to 2,448.14, 3,672.24 and 716.80 is: 1,075.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448.14 : 3,672.24 = 716.80 : x
  2. Step 2: Convert to fraction form
    2,448.14/3,672.24 = 716.80/x
  3. Step 3: Cross multiply
    2,448.14x = 3,672.24 × 716.80
  4. Step 4: Simplify right side
    2,448.14x = 2,632,261.63
  5. Step 5: Solve for x
    x = 2,632,261.63/2,448.14
  6. Step 6: Final answer
    x = 1,075.21

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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.