Home / 3,531.79-4,885.47-3,292.43

Finding the Fourth Proportional to 3,531.79, 4,885.47 and 3,292.43

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Solution

The fourth proportional to 3,531.79, 4,885.47 and 3,292.43 is: 4,554.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.79 : 4,885.47 = 3,292.43 : x
  2. Step 2: Convert to fraction form
    3,531.79/4,885.47 = 3,292.43/x
  3. Step 3: Cross multiply
    3,531.79x = 4,885.47 × 3,292.43
  4. Step 4: Simplify right side
    3,531.79x = 16,085,080.21
  5. Step 5: Solve for x
    x = 16,085,080.21/3,531.79
  6. Step 6: Final answer
    x = 4,554.37

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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.