Home / 12,237.32-16,890.23-6,935.06

Finding the Fourth Proportional to 12,237.32, 16,890.23 and 6,935.06

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Solution

The fourth proportional to 12,237.32, 16,890.23 and 6,935.06 is: 9,571.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,237.32 : 16,890.23 = 6,935.06 : x
  2. Step 2: Convert to fraction form
    12,237.32/16,890.23 = 6,935.06/x
  3. Step 3: Cross multiply
    12,237.32x = 16,890.23 × 6,935.06
  4. Step 4: Simplify right side
    12,237.32x = 117,134,766.01
  5. Step 5: Solve for x
    x = 117,134,766.01/12,237.32
  6. Step 6: Final answer
    x = 9,571.93

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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.