Home / 4,291.80-5,923.28-2,720.04

Finding the Fourth Proportional to 4,291.80, 5,923.28 and 2,720.04

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Solution

The fourth proportional to 4,291.80, 5,923.28 and 2,720.04 is: 3,754.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,291.80 : 5,923.28 = 2,720.04 : x
  2. Step 2: Convert to fraction form
    4,291.80/5,923.28 = 2,720.04/x
  3. Step 3: Cross multiply
    4,291.80x = 5,923.28 × 2,720.04
  4. Step 4: Simplify right side
    4,291.80x = 16,111,558.53
  5. Step 5: Solve for x
    x = 16,111,558.53/4,291.80
  6. Step 6: Final answer
    x = 3,754.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.