Home / 11,266.10-15,551.09-6,551.86

Finding the Fourth Proportional to 11,266.10, 15,551.09 and 6,551.86

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Solution

The fourth proportional to 11,266.10, 15,551.09 and 6,551.86 is: 9,043.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,266.10 : 15,551.09 = 6,551.86 : x
  2. Step 2: Convert to fraction form
    11,266.10/15,551.09 = 6,551.86/x
  3. Step 3: Cross multiply
    11,266.10x = 15,551.09 × 6,551.86
  4. Step 4: Simplify right side
    11,266.10x = 101,888,564.53
  5. Step 5: Solve for x
    x = 101,888,564.53/11,266.10
  6. Step 6: Final answer
    x = 9,043.82

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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.