Home / 3,583.01-4,944.81-1,989.74

Finding the Fourth Proportional to 3,583.01, 4,944.81 and 1,989.74

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Solution

The fourth proportional to 3,583.01, 4,944.81 and 1,989.74 is: 2,745.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,583.01 : 4,944.81 = 1,989.74 : x
  2. Step 2: Convert to fraction form
    3,583.01/4,944.81 = 1,989.74/x
  3. Step 3: Cross multiply
    3,583.01x = 4,944.81 × 1,989.74
  4. Step 4: Simplify right side
    3,583.01x = 9,838,886.25
  5. Step 5: Solve for x
    x = 9,838,886.25/3,583.01
  6. Step 6: Final answer
    x = 2,745.98

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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.