Home / 7,514.05-11,272.50-2,835.47

Finding the Fourth Proportional to 7,514.05, 11,272.50 and 2,835.47

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Solution

The fourth proportional to 7,514.05, 11,272.50 and 2,835.47 is: 4,253.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,514.05 : 11,272.50 = 2,835.47 : x
  2. Step 2: Convert to fraction form
    7,514.05/11,272.50 = 2,835.47/x
  3. Step 3: Cross multiply
    7,514.05x = 11,272.50 × 2,835.47
  4. Step 4: Simplify right side
    7,514.05x = 31,962,828.16
  5. Step 5: Solve for x
    x = 31,962,828.16/7,514.05
  6. Step 6: Final answer
    x = 4,253.74

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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.