Home / 3,522.10-4,855.31-2,681.34

Finding the Fourth Proportional to 3,522.10, 4,855.31 and 2,681.34

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Solution

The fourth proportional to 3,522.10, 4,855.31 and 2,681.34 is: 3,696.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,522.10 : 4,855.31 = 2,681.34 : x
  2. Step 2: Convert to fraction form
    3,522.10/4,855.31 = 2,681.34/x
  3. Step 3: Cross multiply
    3,522.10x = 4,855.31 × 2,681.34
  4. Step 4: Simplify right side
    3,522.10x = 13,018,712.64
  5. Step 5: Solve for x
    x = 13,018,712.64/3,522.10
  6. Step 6: Final answer
    x = 3,696.30

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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.