Home / 4,814.52-7,221.05-1,527.19

Finding the Fourth Proportional to 4,814.52, 7,221.05 and 1,527.19

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Solution

The fourth proportional to 4,814.52, 7,221.05 and 1,527.19 is: 2,290.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.52 : 7,221.05 = 1,527.19 : x
  2. Step 2: Convert to fraction form
    4,814.52/7,221.05 = 1,527.19/x
  3. Step 3: Cross multiply
    4,814.52x = 7,221.05 × 1,527.19
  4. Step 4: Simplify right side
    4,814.52x = 11,027,895.39
  5. Step 5: Solve for x
    x = 11,027,895.39/4,814.52
  6. Step 6: Final answer
    x = 2,290.55

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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.