Home / 11,866.14-16,373.88-6,560.64

Finding the Fourth Proportional to 11,866.14, 16,373.88 and 6,560.64

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Solution

The fourth proportional to 11,866.14, 16,373.88 and 6,560.64 is: 9,052.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,866.14 : 16,373.88 = 6,560.64 : x
  2. Step 2: Convert to fraction form
    11,866.14/16,373.88 = 6,560.64/x
  3. Step 3: Cross multiply
    11,866.14x = 16,373.88 × 6,560.64
  4. Step 4: Simplify right side
    11,866.14x = 107,423,132.08
  5. Step 5: Solve for x
    x = 107,423,132.08/11,866.14
  6. Step 6: Final answer
    x = 9,052.91

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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.