Home / 12,030.64-16,601.92-6,725.44

Finding the Fourth Proportional to 12,030.64, 16,601.92 and 6,725.44

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Solution

The fourth proportional to 12,030.64, 16,601.92 and 6,725.44 is: 9,280.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,030.64 : 16,601.92 = 6,725.44 : x
  2. Step 2: Convert to fraction form
    12,030.64/16,601.92 = 6,725.44/x
  3. Step 3: Cross multiply
    12,030.64x = 16,601.92 × 6,725.44
  4. Step 4: Simplify right side
    12,030.64x = 111,655,216.84
  5. Step 5: Solve for x
    x = 111,655,216.84/12,030.64
  6. Step 6: Final answer
    x = 9,280.90

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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.