Home / 3,476.91-4,802.35-2,531.21

Finding the Fourth Proportional to 3,476.91, 4,802.35 and 2,531.21

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Solution

The fourth proportional to 3,476.91, 4,802.35 and 2,531.21 is: 3,496.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.91 : 4,802.35 = 2,531.21 : x
  2. Step 2: Convert to fraction form
    3,476.91/4,802.35 = 2,531.21/x
  3. Step 3: Cross multiply
    3,476.91x = 4,802.35 × 2,531.21
  4. Step 4: Simplify right side
    3,476.91x = 12,155,732.33
  5. Step 5: Solve for x
    x = 12,155,732.33/3,476.91
  6. Step 6: Final answer
    x = 3,496.13

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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.