Home / 12,260.37-16,918.68-6,956.89

Finding the Fourth Proportional to 12,260.37, 16,918.68 and 6,956.89

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Solution

The fourth proportional to 12,260.37, 16,918.68 and 6,956.89 is: 9,600.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,260.37 : 16,918.68 = 6,956.89 : x
  2. Step 2: Convert to fraction form
    12,260.37/16,918.68 = 6,956.89/x
  3. Step 3: Cross multiply
    12,260.37x = 16,918.68 × 6,956.89
  4. Step 4: Simplify right side
    12,260.37x = 117,701,395.71
  5. Step 5: Solve for x
    x = 117,701,395.71/12,260.37
  6. Step 6: Final answer
    x = 9,600.15

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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.