Home / 3,143.03-4,335.44-2,260.01

Finding the Fourth Proportional to 3,143.03, 4,335.44 and 2,260.01

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Solution

The fourth proportional to 3,143.03, 4,335.44 and 2,260.01 is: 3,117.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143.03 : 4,335.44 = 2,260.01 : x
  2. Step 2: Convert to fraction form
    3,143.03/4,335.44 = 2,260.01/x
  3. Step 3: Cross multiply
    3,143.03x = 4,335.44 × 2,260.01
  4. Step 4: Simplify right side
    3,143.03x = 9,798,104.78
  5. Step 5: Solve for x
    x = 9,798,104.78/3,143.03
  6. Step 6: Final answer
    x = 3,117.41

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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.