Home / 8,858.88-13,289.95-3,665.16

Finding the Fourth Proportional to 8,858.88, 13,289.95 and 3,665.16

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Solution

The fourth proportional to 8,858.88, 13,289.95 and 3,665.16 is: 5,498.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858.88 : 13,289.95 = 3,665.16 : x
  2. Step 2: Convert to fraction form
    8,858.88/13,289.95 = 3,665.16/x
  3. Step 3: Cross multiply
    8,858.88x = 13,289.95 × 3,665.16
  4. Step 4: Simplify right side
    8,858.88x = 48,709,793.14
  5. Step 5: Solve for x
    x = 48,709,793.14/8,858.88
  6. Step 6: Final answer
    x = 5,498.41

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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.