Home / 3,322.40-4,983.72-1,130.84

Finding the Fourth Proportional to 3,322.40, 4,983.72 and 1,130.84

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Solution

The fourth proportional to 3,322.40, 4,983.72 and 1,130.84 is: 1,696.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322.40 : 4,983.72 = 1,130.84 : x
  2. Step 2: Convert to fraction form
    3,322.40/4,983.72 = 1,130.84/x
  3. Step 3: Cross multiply
    3,322.40x = 4,983.72 × 1,130.84
  4. Step 4: Simplify right side
    3,322.40x = 5,635,796.73
  5. Step 5: Solve for x
    x = 5,635,796.73/3,322.40
  6. Step 6: Final answer
    x = 1,696.30

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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.