Home / 8,188.79-11,299.34-4,603.32

Finding the Fourth Proportional to 8,188.79, 11,299.34 and 4,603.32

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Solution

The fourth proportional to 8,188.79, 11,299.34 and 4,603.32 is: 6,351.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,188.79 : 11,299.34 = 4,603.32 : x
  2. Step 2: Convert to fraction form
    8,188.79/11,299.34 = 4,603.32/x
  3. Step 3: Cross multiply
    8,188.79x = 11,299.34 × 4,603.32
  4. Step 4: Simplify right side
    8,188.79x = 52,014,454.79
  5. Step 5: Solve for x
    x = 52,014,454.79/8,188.79
  6. Step 6: Final answer
    x = 6,351.91

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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.