Home / 12,237.16-16,884.50-6,930.76

Finding the Fourth Proportional to 12,237.16, 16,884.50 and 6,930.76

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Solution

The fourth proportional to 12,237.16, 16,884.50 and 6,930.76 is: 9,562.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,237.16 : 16,884.50 = 6,930.76 : x
  2. Step 2: Convert to fraction form
    12,237.16/16,884.50 = 6,930.76/x
  3. Step 3: Cross multiply
    12,237.16x = 16,884.50 × 6,930.76
  4. Step 4: Simplify right side
    12,237.16x = 117,022,417.22
  5. Step 5: Solve for x
    x = 117,022,417.22/12,237.16
  6. Step 6: Final answer
    x = 9,562.87

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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.