Home / 4,131.60-6,164.02-3,901.20

Finding the Fourth Proportional to 4,131.60, 6,164.02 and 3,901.20

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Solution

The fourth proportional to 4,131.60, 6,164.02 and 3,901.20 is: 5,820.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.60 : 6,164.02 = 3,901.20 : x
  2. Step 2: Convert to fraction form
    4,131.60/6,164.02 = 3,901.20/x
  3. Step 3: Cross multiply
    4,131.60x = 6,164.02 × 3,901.20
  4. Step 4: Simplify right side
    4,131.60x = 24,047,074.82
  5. Step 5: Solve for x
    x = 24,047,074.82/4,131.60
  6. Step 6: Final answer
    x = 5,820.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.