Home / 4,814.42-7,221.64-1,304.45

Finding the Fourth Proportional to 4,814.42, 7,221.64 and 1,304.45

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Solution

The fourth proportional to 4,814.42, 7,221.64 and 1,304.45 is: 1,956.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.42 : 7,221.64 = 1,304.45 : x
  2. Step 2: Convert to fraction form
    4,814.42/7,221.64 = 1,304.45/x
  3. Step 3: Cross multiply
    4,814.42x = 7,221.64 × 1,304.45
  4. Step 4: Simplify right side
    4,814.42x = 9,420,263.35
  5. Step 5: Solve for x
    x = 9,420,263.35/4,814.42
  6. Step 6: Final answer
    x = 1,956.68

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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.