Home / 12,269.18-16,930.19-6,892.22

Finding the Fourth Proportional to 12,269.18, 16,930.19 and 6,892.22

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Solution

The fourth proportional to 12,269.18, 16,930.19 and 6,892.22 is: 9,510.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,269.18 : 16,930.19 = 6,892.22 : x
  2. Step 2: Convert to fraction form
    12,269.18/16,930.19 = 6,892.22/x
  3. Step 3: Cross multiply
    12,269.18x = 16,930.19 × 6,892.22
  4. Step 4: Simplify right side
    12,269.18x = 116,686,509.47
  5. Step 5: Solve for x
    x = 116,686,509.47/12,269.18
  6. Step 6: Final answer
    x = 9,510.54

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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.