Home / 2,776.02-4,163.96-1,132.16

Finding the Fourth Proportional to 2,776.02, 4,163.96 and 1,132.16

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Solution

The fourth proportional to 2,776.02, 4,163.96 and 1,132.16 is: 1,698.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776.02 : 4,163.96 = 1,132.16 : x
  2. Step 2: Convert to fraction form
    2,776.02/4,163.96 = 1,132.16/x
  3. Step 3: Cross multiply
    2,776.02x = 4,163.96 × 1,132.16
  4. Step 4: Simplify right side
    2,776.02x = 4,714,268.95
  5. Step 5: Solve for x
    x = 4,714,268.95/2,776.02
  6. Step 6: Final answer
    x = 1,698.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.