Home / 10,977.81-16,466.64-3,582.27

Finding the Fourth Proportional to 10,977.81, 16,466.64 and 3,582.27

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Solution

The fourth proportional to 10,977.81, 16,466.64 and 3,582.27 is: 5,373.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,977.81 : 16,466.64 = 3,582.27 : x
  2. Step 2: Convert to fraction form
    10,977.81/16,466.64 = 3,582.27/x
  3. Step 3: Cross multiply
    10,977.81x = 16,466.64 × 3,582.27
  4. Step 4: Simplify right side
    10,977.81x = 58,987,957.19
  5. Step 5: Solve for x
    x = 58,987,957.19/10,977.81
  6. Step 6: Final answer
    x = 5,373.38

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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.