Home / 10,743.01-16,120.77-4,502.50

Finding the Fourth Proportional to 10,743.01, 16,120.77 and 4,502.50

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Solution

The fourth proportional to 10,743.01, 16,120.77 and 4,502.50 is: 6,756.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,743.01 : 16,120.77 = 4,502.50 : x
  2. Step 2: Convert to fraction form
    10,743.01/16,120.77 = 4,502.50/x
  3. Step 3: Cross multiply
    10,743.01x = 16,120.77 × 4,502.50
  4. Step 4: Simplify right side
    10,743.01x = 72,583,766.93
  5. Step 5: Solve for x
    x = 72,583,766.93/10,743.01
  6. Step 6: Final answer
    x = 6,756.37

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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.