Home / 11,787.10-16,267.62-6,752.95

Finding the Fourth Proportional to 11,787.10, 16,267.62 and 6,752.95

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Solution

The fourth proportional to 11,787.10, 16,267.62 and 6,752.95 is: 9,319.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,787.10 : 16,267.62 = 6,752.95 : x
  2. Step 2: Convert to fraction form
    11,787.10/16,267.62 = 6,752.95/x
  3. Step 3: Cross multiply
    11,787.10x = 16,267.62 × 6,752.95
  4. Step 4: Simplify right side
    11,787.10x = 109,854,424.48
  5. Step 5: Solve for x
    x = 109,854,424.48/11,787.10
  6. Step 6: Final answer
    x = 9,319.89

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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.