Home / 11,750.52-16,216.32-7,276.68

Finding the Fourth Proportional to 11,750.52, 16,216.32 and 7,276.68

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Solution

The fourth proportional to 11,750.52, 16,216.32 and 7,276.68 is: 10,042.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,750.52 : 16,216.32 = 7,276.68 : x
  2. Step 2: Convert to fraction form
    11,750.52/16,216.32 = 7,276.68/x
  3. Step 3: Cross multiply
    11,750.52x = 16,216.32 × 7,276.68
  4. Step 4: Simplify right side
    11,750.52x = 118,000,971.42
  5. Step 5: Solve for x
    x = 118,000,971.42/11,750.52
  6. Step 6: Final answer
    x = 10,042.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.