Home / 11,800.28-16,284.39-6,495.06

Finding the Fourth Proportional to 11,800.28, 16,284.39 and 6,495.06

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Solution

The fourth proportional to 11,800.28, 16,284.39 and 6,495.06 is: 8,963.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,800.28 : 16,284.39 = 6,495.06 : x
  2. Step 2: Convert to fraction form
    11,800.28/16,284.39 = 6,495.06/x
  3. Step 3: Cross multiply
    11,800.28x = 16,284.39 × 6,495.06
  4. Step 4: Simplify right side
    11,800.28x = 105,767,976.22
  5. Step 5: Solve for x
    x = 105,767,976.22/11,800.28
  6. Step 6: Final answer
    x = 8,963.18

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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.