Home / 6,455.06-8,908.34-3,623.33

Finding the Fourth Proportional to 6,455.06, 8,908.34 and 3,623.33

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Solution

The fourth proportional to 6,455.06, 8,908.34 and 3,623.33 is: 5,000.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,455.06 : 8,908.34 = 3,623.33 : x
  2. Step 2: Convert to fraction form
    6,455.06/8,908.34 = 3,623.33/x
  3. Step 3: Cross multiply
    6,455.06x = 8,908.34 × 3,623.33
  4. Step 4: Simplify right side
    6,455.06x = 32,277,792.91
  5. Step 5: Solve for x
    x = 32,277,792.91/6,455.06
  6. Step 6: Final answer
    x = 5,000.39

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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.