Home / 11,133.32-16,701.86-5,585.36

Finding the Fourth Proportional to 11,133.32, 16,701.86 and 5,585.36

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Solution

The fourth proportional to 11,133.32, 16,701.86 and 5,585.36 is: 8,378.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,133.32 : 16,701.86 = 5,585.36 : x
  2. Step 2: Convert to fraction form
    11,133.32/16,701.86 = 5,585.36/x
  3. Step 3: Cross multiply
    11,133.32x = 16,701.86 × 5,585.36
  4. Step 4: Simplify right side
    11,133.32x = 93,285,831.22
  5. Step 5: Solve for x
    x = 93,285,831.22/11,133.32
  6. Step 6: Final answer
    x = 8,378.98

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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.