Home / 3,739.60-5,601.30-2,427.40

Finding the Fourth Proportional to 3,739.60, 5,601.30 and 2,427.40

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Solution

The fourth proportional to 3,739.60, 5,601.30 and 2,427.40 is: 3,635.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.60 : 5,601.30 = 2,427.40 : x
  2. Step 2: Convert to fraction form
    3,739.60/5,601.30 = 2,427.40/x
  3. Step 3: Cross multiply
    3,739.60x = 5,601.30 × 2,427.40
  4. Step 4: Simplify right side
    3,739.60x = 13,596,595.62
  5. Step 5: Solve for x
    x = 13,596,595.62/3,739.60
  6. Step 6: Final answer
    x = 3,635.84

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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.