Home / 11,119.61-16,669.73-4,541.60

Finding the Fourth Proportional to 11,119.61, 16,669.73 and 4,541.60

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Solution

The fourth proportional to 11,119.61, 16,669.73 and 4,541.60 is: 6,808.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,119.61 : 16,669.73 = 4,541.60 : x
  2. Step 2: Convert to fraction form
    11,119.61/16,669.73 = 4,541.60/x
  3. Step 3: Cross multiply
    11,119.61x = 16,669.73 × 4,541.60
  4. Step 4: Simplify right side
    11,119.61x = 75,707,298.80
  5. Step 5: Solve for x
    x = 75,707,298.80/11,119.61
  6. Step 6: Final answer
    x = 6,808.45

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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.