Home / 10,308.06-15,464.19-4,384.94

Finding the Fourth Proportional to 10,308.06, 15,464.19 and 4,384.94

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Solution

The fourth proportional to 10,308.06, 15,464.19 and 4,384.94 is: 6,578.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,308.06 : 15,464.19 = 4,384.94 : x
  2. Step 2: Convert to fraction form
    10,308.06/15,464.19 = 4,384.94/x
  3. Step 3: Cross multiply
    10,308.06x = 15,464.19 × 4,384.94
  4. Step 4: Simplify right side
    10,308.06x = 67,809,484.42
  5. Step 5: Solve for x
    x = 67,809,484.42/10,308.06
  6. Step 6: Final answer
    x = 6,578.30

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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.