Home / 3,529.39-4,863.84-2,585.47

Finding the Fourth Proportional to 3,529.39, 4,863.84 and 2,585.47

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Solution

The fourth proportional to 3,529.39, 4,863.84 and 2,585.47 is: 3,563.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.39 : 4,863.84 = 2,585.47 : x
  2. Step 2: Convert to fraction form
    3,529.39/4,863.84 = 2,585.47/x
  3. Step 3: Cross multiply
    3,529.39x = 4,863.84 × 2,585.47
  4. Step 4: Simplify right side
    3,529.39x = 12,575,312.40
  5. Step 5: Solve for x
    x = 12,575,312.40/3,529.39
  6. Step 6: Final answer
    x = 3,563.03

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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.