Home / 11,333.73-15,638.76-6,551.90

Finding the Fourth Proportional to 11,333.73, 15,638.76 and 6,551.90

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Solution

The fourth proportional to 11,333.73, 15,638.76 and 6,551.90 is: 9,040.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,333.73 : 15,638.76 = 6,551.90 : x
  2. Step 2: Convert to fraction form
    11,333.73/15,638.76 = 6,551.90/x
  3. Step 3: Cross multiply
    11,333.73x = 15,638.76 × 6,551.90
  4. Step 4: Simplify right side
    11,333.73x = 102,463,513.45
  5. Step 5: Solve for x
    x = 102,463,513.45/11,333.73
  6. Step 6: Final answer
    x = 9,040.58

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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.