Home / 11,269.40-16,889.52-7,566.08

Finding the Fourth Proportional to 11,269.40, 16,889.52 and 7,566.08

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Solution

The fourth proportional to 11,269.40, 16,889.52 and 7,566.08 is: 11,339.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,269.40 : 16,889.52 = 7,566.08 : x
  2. Step 2: Convert to fraction form
    11,269.40/16,889.52 = 7,566.08/x
  3. Step 3: Cross multiply
    11,269.40x = 16,889.52 × 7,566.08
  4. Step 4: Simplify right side
    11,269.40x = 127,787,459.48
  5. Step 5: Solve for x
    x = 127,787,459.48/11,269.40
  6. Step 6: Final answer
    x = 11,339.33

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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.