Home / 9,355.86-14,021.60-3,802.70

Finding the Fourth Proportional to 9,355.86, 14,021.60 and 3,802.70

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Solution

The fourth proportional to 9,355.86, 14,021.60 and 3,802.70 is: 5,699.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,355.86 : 14,021.60 = 3,802.70 : x
  2. Step 2: Convert to fraction form
    9,355.86/14,021.60 = 3,802.70/x
  3. Step 3: Cross multiply
    9,355.86x = 14,021.60 × 3,802.70
  4. Step 4: Simplify right side
    9,355.86x = 53,319,849.20
  5. Step 5: Solve for x
    x = 53,319,849.20/9,355.86
  6. Step 6: Final answer
    x = 5,699.09

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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.