Home / 11,823.36-16,314.48-6,787.77

Finding the Fourth Proportional to 11,823.36, 16,314.48 and 6,787.77

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Solution

The fourth proportional to 11,823.36, 16,314.48 and 6,787.77 is: 9,366.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,823.36 : 16,314.48 = 6,787.77 : x
  2. Step 2: Convert to fraction form
    11,823.36/16,314.48 = 6,787.77/x
  3. Step 3: Cross multiply
    11,823.36x = 16,314.48 × 6,787.77
  4. Step 4: Simplify right side
    11,823.36x = 110,738,937.91
  5. Step 5: Solve for x
    x = 110,738,937.91/11,823.36
  6. Step 6: Final answer
    x = 9,366.11

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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.