Home / 12,230.51-16,879.73-6,925.32

Finding the Fourth Proportional to 12,230.51, 16,879.73 and 6,925.32

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Solution

The fourth proportional to 12,230.51, 16,879.73 and 6,925.32 is: 9,557.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,230.51 : 16,879.73 = 6,925.32 : x
  2. Step 2: Convert to fraction form
    12,230.51/16,879.73 = 6,925.32/x
  3. Step 3: Cross multiply
    12,230.51x = 16,879.73 × 6,925.32
  4. Step 4: Simplify right side
    12,230.51x = 116,897,497.14
  5. Step 5: Solve for x
    x = 116,897,497.14/12,230.51
  6. Step 6: Final answer
    x = 9,557.86

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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.