Home / 3,903.40-5,855.08-2,258.88

Finding the Fourth Proportional to 3,903.40, 5,855.08 and 2,258.88

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Solution

The fourth proportional to 3,903.40, 5,855.08 and 2,258.88 is: 3,388.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,903.40 : 5,855.08 = 2,258.88 : x
  2. Step 2: Convert to fraction form
    3,903.40/5,855.08 = 2,258.88/x
  3. Step 3: Cross multiply
    3,903.40x = 5,855.08 × 2,258.88
  4. Step 4: Simplify right side
    3,903.40x = 13,225,923.11
  5. Step 5: Solve for x
    x = 13,225,923.11/3,903.40
  6. Step 6: Final answer
    x = 3,388.31

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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.