Home / 12,254.03-16,908.80-6,947.81

Finding the Fourth Proportional to 12,254.03, 16,908.80 and 6,947.81

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Solution

The fourth proportional to 12,254.03, 16,908.80 and 6,947.81 is: 9,586.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,254.03 : 16,908.80 = 6,947.81 : x
  2. Step 2: Convert to fraction form
    12,254.03/16,908.80 = 6,947.81/x
  3. Step 3: Cross multiply
    12,254.03x = 16,908.80 × 6,947.81
  4. Step 4: Simplify right side
    12,254.03x = 117,479,137.26
  5. Step 5: Solve for x
    x = 117,479,137.26/12,254.03
  6. Step 6: Final answer
    x = 9,586.98

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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.