Home / 6,187.64-9,276.24-4,207.72

Finding the Fourth Proportional to 6,187.64, 9,276.24 and 4,207.72

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Solution

The fourth proportional to 6,187.64, 9,276.24 and 4,207.72 is: 6,308.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,187.64 : 9,276.24 = 4,207.72 : x
  2. Step 2: Convert to fraction form
    6,187.64/9,276.24 = 4,207.72/x
  3. Step 3: Cross multiply
    6,187.64x = 9,276.24 × 4,207.72
  4. Step 4: Simplify right side
    6,187.64x = 39,031,797.38
  5. Step 5: Solve for x
    x = 39,031,797.38/6,187.64
  6. Step 6: Final answer
    x = 6,308.03

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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.