Home / 12,068.96-16,655.37-6,763.46

Finding the Fourth Proportional to 12,068.96, 16,655.37 and 6,763.46

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Solution

The fourth proportional to 12,068.96, 16,655.37 and 6,763.46 is: 9,333.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,068.96 : 16,655.37 = 6,763.46 : x
  2. Step 2: Convert to fraction form
    12,068.96/16,655.37 = 6,763.46/x
  3. Step 3: Cross multiply
    12,068.96x = 16,655.37 × 6,763.46
  4. Step 4: Simplify right side
    12,068.96x = 112,647,928.78
  5. Step 5: Solve for x
    x = 112,647,928.78/12,068.96
  6. Step 6: Final answer
    x = 9,333.69

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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.