Home / 5,802.53-8,002.55-3,913.80

Finding the Fourth Proportional to 5,802.53, 8,002.55 and 3,913.80

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Solution

The fourth proportional to 5,802.53, 8,002.55 and 3,913.80 is: 5,397.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,802.53 : 8,002.55 = 3,913.80 : x
  2. Step 2: Convert to fraction form
    5,802.53/8,002.55 = 3,913.80/x
  3. Step 3: Cross multiply
    5,802.53x = 8,002.55 × 3,913.80
  4. Step 4: Simplify right side
    5,802.53x = 31,320,360.62
  5. Step 5: Solve for x
    x = 31,320,360.62/5,802.53
  6. Step 6: Final answer
    x = 5,397.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.