Home / 11,604.71-16,018.66-6,889.00

Finding the Fourth Proportional to 11,604.71, 16,018.66 and 6,889.00

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Solution

The fourth proportional to 11,604.71, 16,018.66 and 6,889.00 is: 9,509.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,604.71 : 16,018.66 = 6,889.00 : x
  2. Step 2: Convert to fraction form
    11,604.71/16,018.66 = 6,889.00/x
  3. Step 3: Cross multiply
    11,604.71x = 16,018.66 × 6,889.00
  4. Step 4: Simplify right side
    11,604.71x = 110,352,468.65
  5. Step 5: Solve for x
    x = 110,352,468.65/11,604.71
  6. Step 6: Final answer
    x = 9,509.28

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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.