Home / 11,886.70-16,404.56-6,582.01

Finding the Fourth Proportional to 11,886.70, 16,404.56 and 6,582.01

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Solution

The fourth proportional to 11,886.70, 16,404.56 and 6,582.01 is: 9,083.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,886.70 : 16,404.56 = 6,582.01 : x
  2. Step 2: Convert to fraction form
    11,886.70/16,404.56 = 6,582.01/x
  3. Step 3: Cross multiply
    11,886.70x = 16,404.56 × 6,582.01
  4. Step 4: Simplify right side
    11,886.70x = 107,974,912.40
  5. Step 5: Solve for x
    x = 107,974,912.40/11,886.70
  6. Step 6: Final answer
    x = 9,083.68

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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.