Home / 6,456.07-8,908.85-3,623.05

Finding the Fourth Proportional to 6,456.07, 8,908.85 and 3,623.05

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Solution

The fourth proportional to 6,456.07, 8,908.85 and 3,623.05 is: 4,999.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,456.07 : 8,908.85 = 3,623.05 : x
  2. Step 2: Convert to fraction form
    6,456.07/8,908.85 = 3,623.05/x
  3. Step 3: Cross multiply
    6,456.07x = 8,908.85 × 3,623.05
  4. Step 4: Simplify right side
    6,456.07x = 32,277,208.99
  5. Step 5: Solve for x
    x = 32,277,208.99/6,456.07
  6. Step 6: Final answer
    x = 4,999.51

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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.