Home / 3,085.35-4,646.43-2,796.18

Finding the Fourth Proportional to 3,085.35, 4,646.43 and 2,796.18

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Solution

The fourth proportional to 3,085.35, 4,646.43 and 2,796.18 is: 4,210.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085.35 : 4,646.43 = 2,796.18 : x
  2. Step 2: Convert to fraction form
    3,085.35/4,646.43 = 2,796.18/x
  3. Step 3: Cross multiply
    3,085.35x = 4,646.43 × 2,796.18
  4. Step 4: Simplify right side
    3,085.35x = 12,992,254.64
  5. Step 5: Solve for x
    x = 12,992,254.64/3,085.35
  6. Step 6: Final answer
    x = 4,210.95

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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.