Home / 9,919.63-14,881.40-3,347.69

Finding the Fourth Proportional to 9,919.63, 14,881.40 and 3,347.69

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Solution

The fourth proportional to 9,919.63, 14,881.40 and 3,347.69 is: 5,022.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,919.63 : 14,881.40 = 3,347.69 : x
  2. Step 2: Convert to fraction form
    9,919.63/14,881.40 = 3,347.69/x
  3. Step 3: Cross multiply
    9,919.63x = 14,881.40 × 3,347.69
  4. Step 4: Simplify right side
    9,919.63x = 49,818,297.23
  5. Step 5: Solve for x
    x = 49,818,297.23/9,919.63
  6. Step 6: Final answer
    x = 5,022.20

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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.