Home / 3,079.07-4,639.39-2,543.26

Finding the Fourth Proportional to 3,079.07, 4,639.39 and 2,543.26

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Solution

The fourth proportional to 3,079.07, 4,639.39 and 2,543.26 is: 3,832.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.07 : 4,639.39 = 2,543.26 : x
  2. Step 2: Convert to fraction form
    3,079.07/4,639.39 = 2,543.26/x
  3. Step 3: Cross multiply
    3,079.07x = 4,639.39 × 2,543.26
  4. Step 4: Simplify right side
    3,079.07x = 11,799,175.01
  5. Step 5: Solve for x
    x = 11,799,175.01/3,079.07
  6. Step 6: Final answer
    x = 3,832.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.