Home / 11,583.15-15,984.75-6,277.96

Finding the Fourth Proportional to 11,583.15, 15,984.75 and 6,277.96

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Solution

The fourth proportional to 11,583.15, 15,984.75 and 6,277.96 is: 8,663.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,583.15 : 15,984.75 = 6,277.96 : x
  2. Step 2: Convert to fraction form
    11,583.15/15,984.75 = 6,277.96/x
  3. Step 3: Cross multiply
    11,583.15x = 15,984.75 × 6,277.96
  4. Step 4: Simplify right side
    11,583.15x = 100,351,621.11
  5. Step 5: Solve for x
    x = 100,351,621.11/11,583.15
  6. Step 6: Final answer
    x = 8,663.59

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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.