Home / 3,823.07-5,275.74-2,144.34

Finding the Fourth Proportional to 3,823.07, 5,275.74 and 2,144.34

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Solution

The fourth proportional to 3,823.07, 5,275.74 and 2,144.34 is: 2,959.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.07 : 5,275.74 = 2,144.34 : x
  2. Step 2: Convert to fraction form
    3,823.07/5,275.74 = 2,144.34/x
  3. Step 3: Cross multiply
    3,823.07x = 5,275.74 × 2,144.34
  4. Step 4: Simplify right side
    3,823.07x = 11,312,980.31
  5. Step 5: Solve for x
    x = 11,312,980.31/3,823.07
  6. Step 6: Final answer
    x = 2,959.14

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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.