Home / 5,361.39-8,036.55-4,814.64

Finding the Fourth Proportional to 5,361.39, 8,036.55 and 4,814.64

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Solution

The fourth proportional to 5,361.39, 8,036.55 and 4,814.64 is: 7,216.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361.39 : 8,036.55 = 4,814.64 : x
  2. Step 2: Convert to fraction form
    5,361.39/8,036.55 = 4,814.64/x
  3. Step 3: Cross multiply
    5,361.39x = 8,036.55 × 4,814.64
  4. Step 4: Simplify right side
    5,361.39x = 38,693,095.09
  5. Step 5: Solve for x
    x = 38,693,095.09/5,361.39
  6. Step 6: Final answer
    x = 7,216.99

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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.