Home / 3,080.16-4,252.02-1,962.63

Finding the Fourth Proportional to 3,080.16, 4,252.02 and 1,962.63

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Solution

The fourth proportional to 3,080.16, 4,252.02 and 1,962.63 is: 2,709.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.16 : 4,252.02 = 1,962.63 : x
  2. Step 2: Convert to fraction form
    3,080.16/4,252.02 = 1,962.63/x
  3. Step 3: Cross multiply
    3,080.16x = 4,252.02 × 1,962.63
  4. Step 4: Simplify right side
    3,080.16x = 8,345,110.94
  5. Step 5: Solve for x
    x = 8,345,110.94/3,080.16
  6. Step 6: Final answer
    x = 2,709.32

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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.