Home / 11,701.99-16,156.49-7,232.31

Finding the Fourth Proportional to 11,701.99, 16,156.49 and 7,232.31

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Solution

The fourth proportional to 11,701.99, 16,156.49 and 7,232.31 is: 9,985.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,701.99 : 16,156.49 = 7,232.31 : x
  2. Step 2: Convert to fraction form
    11,701.99/16,156.49 = 7,232.31/x
  3. Step 3: Cross multiply
    11,701.99x = 16,156.49 × 7,232.31
  4. Step 4: Simplify right side
    11,701.99x = 116,848,744.19
  5. Step 5: Solve for x
    x = 116,848,744.19/11,701.99
  6. Step 6: Final answer
    x = 9,985.37

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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.