Home / 10,904.63-16,356.94-3,113.44

Finding the Fourth Proportional to 10,904.63, 16,356.94 and 3,113.44

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Solution

The fourth proportional to 10,904.63, 16,356.94 and 3,113.44 is: 4,670.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,904.63 : 16,356.94 = 3,113.44 : x
  2. Step 2: Convert to fraction form
    10,904.63/16,356.94 = 3,113.44/x
  3. Step 3: Cross multiply
    10,904.63x = 16,356.94 × 3,113.44
  4. Step 4: Simplify right side
    10,904.63x = 50,926,302.60
  5. Step 5: Solve for x
    x = 50,926,302.60/10,904.63
  6. Step 6: Final answer
    x = 4,670.16

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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.