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Finding the Fourth Proportional to 7,603.77, 11,409.57 and 5,754.27

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Solution

The fourth proportional to 7,603.77, 11,409.57 and 5,754.27 is: 8,634.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,603.77 : 11,409.57 = 5,754.27 : x
  2. Step 2: Convert to fraction form
    7,603.77/11,409.57 = 5,754.27/x
  3. Step 3: Cross multiply
    7,603.77x = 11,409.57 × 5,754.27
  4. Step 4: Simplify right side
    7,603.77x = 65,653,746.36
  5. Step 5: Solve for x
    x = 65,653,746.36/7,603.77
  6. Step 6: Final answer
    x = 8,634.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.