Home / 11,787.91-16,267.56-6,483.01

Finding the Fourth Proportional to 11,787.91, 16,267.56 and 6,483.01

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Solution

The fourth proportional to 11,787.91, 16,267.56 and 6,483.01 is: 8,946.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,787.91 : 16,267.56 = 6,483.01 : x
  2. Step 2: Convert to fraction form
    11,787.91/16,267.56 = 6,483.01/x
  3. Step 3: Cross multiply
    11,787.91x = 16,267.56 × 6,483.01
  4. Step 4: Simplify right side
    11,787.91x = 105,462,721.74
  5. Step 5: Solve for x
    x = 105,462,721.74/11,787.91
  6. Step 6: Final answer
    x = 8,946.69

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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.