Home / 12,052.08-16,631.84-6,746.78

Finding the Fourth Proportional to 12,052.08, 16,631.84 and 6,746.78

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Solution

The fourth proportional to 12,052.08, 16,631.84 and 6,746.78 is: 9,310.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,052.08 : 16,631.84 = 6,746.78 : x
  2. Step 2: Convert to fraction form
    12,052.08/16,631.84 = 6,746.78/x
  3. Step 3: Cross multiply
    12,052.08x = 16,631.84 × 6,746.78
  4. Step 4: Simplify right side
    12,052.08x = 112,211,365.48
  5. Step 5: Solve for x
    x = 112,211,365.48/12,052.08
  6. Step 6: Final answer
    x = 9,310.54

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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.