Home / 10,523.08-15,769.58-7,727.82

Finding the Fourth Proportional to 10,523.08, 15,769.58 and 7,727.82

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Solution

The fourth proportional to 10,523.08, 15,769.58 and 7,727.82 is: 11,580.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,523.08 : 15,769.58 = 7,727.82 : x
  2. Step 2: Convert to fraction form
    10,523.08/15,769.58 = 7,727.82/x
  3. Step 3: Cross multiply
    10,523.08x = 15,769.58 × 7,727.82
  4. Step 4: Simplify right side
    10,523.08x = 121,864,475.72
  5. Step 5: Solve for x
    x = 121,864,475.72/10,523.08
  6. Step 6: Final answer
    x = 11,580.69

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1.5x scale

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.