Home / 7,514.96-11,274.84-3,619.76

Finding the Fourth Proportional to 7,514.96, 11,274.84 and 3,619.76

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Solution

The fourth proportional to 7,514.96, 11,274.84 and 3,619.76 is: 5,430.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,514.96 : 11,274.84 = 3,619.76 : x
  2. Step 2: Convert to fraction form
    7,514.96/11,274.84 = 3,619.76/x
  3. Step 3: Cross multiply
    7,514.96x = 11,274.84 × 3,619.76
  4. Step 4: Simplify right side
    7,514.96x = 40,812,214.84
  5. Step 5: Solve for x
    x = 40,812,214.84/7,514.96
  6. Step 6: Final answer
    x = 5,430.80

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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.