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Finding the Fourth Proportional to 11,551.91, 15,944.11 and 7,300.27

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Solution

The fourth proportional to 11,551.91, 15,944.11 and 7,300.27 is: 10,075.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,551.91 : 15,944.11 = 7,300.27 : x
  2. Step 2: Convert to fraction form
    11,551.91/15,944.11 = 7,300.27/x
  3. Step 3: Cross multiply
    11,551.91x = 15,944.11 × 7,300.27
  4. Step 4: Simplify right side
    11,551.91x = 116,396,307.91
  5. Step 5: Solve for x
    x = 116,396,307.91/11,551.91
  6. Step 6: Final answer
    x = 10,075.94

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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.