Home / 8,814.57-13,225.89-3,818.47

Finding the Fourth Proportional to 8,814.57, 13,225.89 and 3,818.47

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Solution

The fourth proportional to 8,814.57, 13,225.89 and 3,818.47 is: 5,729.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,814.57 : 13,225.89 = 3,818.47 : x
  2. Step 2: Convert to fraction form
    8,814.57/13,225.89 = 3,818.47/x
  3. Step 3: Cross multiply
    8,814.57x = 13,225.89 × 3,818.47
  4. Step 4: Simplify right side
    8,814.57x = 50,502,664.19
  5. Step 5: Solve for x
    x = 50,502,664.19/8,814.57
  6. Step 6: Final answer
    x = 5,729.45

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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.