Home / 11,176.79-15,424.83-6,700.73

Finding the Fourth Proportional to 11,176.79, 15,424.83 and 6,700.73

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Solution

The fourth proportional to 11,176.79, 15,424.83 and 6,700.73 is: 9,247.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,176.79 : 15,424.83 = 6,700.73 : x
  2. Step 2: Convert to fraction form
    11,176.79/15,424.83 = 6,700.73/x
  3. Step 3: Cross multiply
    11,176.79x = 15,424.83 × 6,700.73
  4. Step 4: Simplify right side
    11,176.79x = 103,357,544.00
  5. Step 5: Solve for x
    x = 103,357,544.00/11,176.79
  6. Step 6: Final answer
    x = 9,247.52

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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.