Home / 7,498.27-11,252.43-3,115.72

Finding the Fourth Proportional to 7,498.27, 11,252.43 and 3,115.72

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Solution

The fourth proportional to 7,498.27, 11,252.43 and 3,115.72 is: 4,675.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,498.27 : 11,252.43 = 3,115.72 : x
  2. Step 2: Convert to fraction form
    7,498.27/11,252.43 = 3,115.72/x
  3. Step 3: Cross multiply
    7,498.27x = 11,252.43 × 3,115.72
  4. Step 4: Simplify right side
    7,498.27x = 35,059,421.20
  5. Step 5: Solve for x
    x = 35,059,421.20/7,498.27
  6. Step 6: Final answer
    x = 4,675.67

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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.