Home / 10,756.66-16,127.04-4,518.52

Finding the Fourth Proportional to 10,756.66, 16,127.04 and 4,518.52

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Solution

The fourth proportional to 10,756.66, 16,127.04 and 4,518.52 is: 6,774.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,756.66 : 16,127.04 = 4,518.52 : x
  2. Step 2: Convert to fraction form
    10,756.66/16,127.04 = 4,518.52/x
  3. Step 3: Cross multiply
    10,756.66x = 16,127.04 × 4,518.52
  4. Step 4: Simplify right side
    10,756.66x = 72,870,352.78
  5. Step 5: Solve for x
    x = 72,870,352.78/10,756.66
  6. Step 6: Final answer
    x = 6,774.44

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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.