Home / 3,485.76-4,806.72-2,600.16

Finding the Fourth Proportional to 3,485.76, 4,806.72 and 2,600.16

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Solution

The fourth proportional to 3,485.76, 4,806.72 and 2,600.16 is: 3,585.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.76 : 4,806.72 = 2,600.16 : x
  2. Step 2: Convert to fraction form
    3,485.76/4,806.72 = 2,600.16/x
  3. Step 3: Cross multiply
    3,485.76x = 4,806.72 × 2,600.16
  4. Step 4: Simplify right side
    3,485.76x = 12,498,241.08
  5. Step 5: Solve for x
    x = 12,498,241.08/3,485.76
  6. Step 6: Final answer
    x = 3,585.51

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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.