Home / 9,830.87-14,748.28-3,590.33

Finding the Fourth Proportional to 9,830.87, 14,748.28 and 3,590.33

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Solution

The fourth proportional to 9,830.87, 14,748.28 and 3,590.33 is: 5,386.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,830.87 : 14,748.28 = 3,590.33 : x
  2. Step 2: Convert to fraction form
    9,830.87/14,748.28 = 3,590.33/x
  3. Step 3: Cross multiply
    9,830.87x = 14,748.28 × 3,590.33
  4. Step 4: Simplify right side
    9,830.87x = 52,951,109.42
  5. Step 5: Solve for x
    x = 52,951,109.42/9,830.87
  6. Step 6: Final answer
    x = 5,386.21

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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.