Home / 1,607.02-2,203.21-1,577.86

Finding the Fourth Proportional to 1,607.02, 2,203.21 and 1,577.86

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Solution

The fourth proportional to 1,607.02, 2,203.21 and 1,577.86 is: 2,163.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607.02 : 2,203.21 = 1,577.86 : x
  2. Step 2: Convert to fraction form
    1,607.02/2,203.21 = 1,577.86/x
  3. Step 3: Cross multiply
    1,607.02x = 2,203.21 × 1,577.86
  4. Step 4: Simplify right side
    1,607.02x = 3,476,356.93
  5. Step 5: Solve for x
    x = 3,476,356.93/1,607.02
  6. Step 6: Final answer
    x = 2,163.23

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.