Home / 3,468.02-5,190.63-3,135.71

Finding the Fourth Proportional to 3,468.02, 5,190.63 and 3,135.71

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Solution

The fourth proportional to 3,468.02, 5,190.63 and 3,135.71 is: 4,693.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,468.02 : 5,190.63 = 3,135.71 : x
  2. Step 2: Convert to fraction form
    3,468.02/5,190.63 = 3,135.71/x
  3. Step 3: Cross multiply
    3,468.02x = 5,190.63 × 3,135.71
  4. Step 4: Simplify right side
    3,468.02x = 16,276,329.25
  5. Step 5: Solve for x
    x = 16,276,329.25/3,468.02
  6. Step 6: Final answer
    x = 4,693.27

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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.