Home / 3,485.79-5,252.65-2,883.04

Finding the Fourth Proportional to 3,485.79, 5,252.65 and 2,883.04

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Solution

The fourth proportional to 3,485.79, 5,252.65 and 2,883.04 is: 4,344.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.79 : 5,252.65 = 2,883.04 : x
  2. Step 2: Convert to fraction form
    3,485.79/5,252.65 = 2,883.04/x
  3. Step 3: Cross multiply
    3,485.79x = 5,252.65 × 2,883.04
  4. Step 4: Simplify right side
    3,485.79x = 15,143,579.72
  5. Step 5: Solve for x
    x = 15,143,579.72/3,485.79
  6. Step 6: Final answer
    x = 4,344.38

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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.