Home / 3,823.95-5,729.09-2,320.23

Finding the Fourth Proportional to 3,823.95, 5,729.09 and 2,320.23

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Solution

The fourth proportional to 3,823.95, 5,729.09 and 2,320.23 is: 3,476.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.95 : 5,729.09 = 2,320.23 : x
  2. Step 2: Convert to fraction form
    3,823.95/5,729.09 = 2,320.23/x
  3. Step 3: Cross multiply
    3,823.95x = 5,729.09 × 2,320.23
  4. Step 4: Simplify right side
    3,823.95x = 13,292,794.89
  5. Step 5: Solve for x
    x = 13,292,794.89/3,823.95
  6. Step 6: Final answer
    x = 3,476.19

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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.