Home / 6,161.02-8,500.20-3,643.21

Finding the Fourth Proportional to 6,161.02, 8,500.20 and 3,643.21

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Solution

The fourth proportional to 6,161.02, 8,500.20 and 3,643.21 is: 5,026.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,161.02 : 8,500.20 = 3,643.21 : x
  2. Step 2: Convert to fraction form
    6,161.02/8,500.20 = 3,643.21/x
  3. Step 3: Cross multiply
    6,161.02x = 8,500.20 × 3,643.21
  4. Step 4: Simplify right side
    6,161.02x = 30,968,013.64
  5. Step 5: Solve for x
    x = 30,968,013.64/6,161.02
  6. Step 6: Final answer
    x = 5,026.44

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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.