Home / 11,860.68-16,367.58-6,555.60

Finding the Fourth Proportional to 11,860.68, 16,367.58 and 6,555.60

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Solution

The fourth proportional to 11,860.68, 16,367.58 and 6,555.60 is: 9,046.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,860.68 : 16,367.58 = 6,555.60 : x
  2. Step 2: Convert to fraction form
    11,860.68/16,367.58 = 6,555.60/x
  3. Step 3: Cross multiply
    11,860.68x = 16,367.58 × 6,555.60
  4. Step 4: Simplify right side
    11,860.68x = 107,299,307.45
  5. Step 5: Solve for x
    x = 107,299,307.45/11,860.68
  6. Step 6: Final answer
    x = 9,046.64

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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.