Home / 3,331.44-4,995.74-1,140.39

Finding the Fourth Proportional to 3,331.44, 4,995.74 and 1,140.39

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Solution

The fourth proportional to 3,331.44, 4,995.74 and 1,140.39 is: 1,710.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331.44 : 4,995.74 = 1,140.39 : x
  2. Step 2: Convert to fraction form
    3,331.44/4,995.74 = 1,140.39/x
  3. Step 3: Cross multiply
    3,331.44x = 4,995.74 × 1,140.39
  4. Step 4: Simplify right side
    3,331.44x = 5,697,086.24
  5. Step 5: Solve for x
    x = 5,697,086.24/3,331.44
  6. Step 6: Final answer
    x = 1,710.10

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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.