Home / 10,320.74-15,479.60-3,301.54

Finding the Fourth Proportional to 10,320.74, 15,479.60 and 3,301.54

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Solution

The fourth proportional to 10,320.74, 15,479.60 and 3,301.54 is: 4,951.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,320.74 : 15,479.60 = 3,301.54 : x
  2. Step 2: Convert to fraction form
    10,320.74/15,479.60 = 3,301.54/x
  3. Step 3: Cross multiply
    10,320.74x = 15,479.60 × 3,301.54
  4. Step 4: Simplify right side
    10,320.74x = 51,106,518.58
  5. Step 5: Solve for x
    x = 51,106,518.58/10,320.74
  6. Step 6: Final answer
    x = 4,951.83

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.