Home / 9,590.86-14,390.39-5,211.46

Finding the Fourth Proportional to 9,590.86, 14,390.39 and 5,211.46

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Solution

The fourth proportional to 9,590.86, 14,390.39 and 5,211.46 is: 7,819.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,590.86 : 14,390.39 = 5,211.46 : x
  2. Step 2: Convert to fraction form
    9,590.86/14,390.39 = 5,211.46/x
  3. Step 3: Cross multiply
    9,590.86x = 14,390.39 × 5,211.46
  4. Step 4: Simplify right side
    9,590.86x = 74,994,941.87
  5. Step 5: Solve for x
    x = 74,994,941.87/9,590.86
  6. Step 6: Final answer
    x = 7,819.42

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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.