Home / 4,145.60-6,207.60-3,274.40

Finding the Fourth Proportional to 4,145.60, 6,207.60 and 3,274.40

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Solution

The fourth proportional to 4,145.60, 6,207.60 and 3,274.40 is: 4,903.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145.60 : 6,207.60 = 3,274.40 : x
  2. Step 2: Convert to fraction form
    4,145.60/6,207.60 = 3,274.40/x
  3. Step 3: Cross multiply
    4,145.60x = 6,207.60 × 3,274.40
  4. Step 4: Simplify right side
    4,145.60x = 20,326,165.44
  5. Step 5: Solve for x
    x = 20,326,165.44/4,145.60
  6. Step 6: Final answer
    x = 4,903.07

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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.