Home / 2,625.08-3,623.09-2,069.89

Finding the Fourth Proportional to 2,625.08, 3,623.09 and 2,069.89

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Solution

The fourth proportional to 2,625.08, 3,623.09 and 2,069.89 is: 2,856.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625.08 : 3,623.09 = 2,069.89 : x
  2. Step 2: Convert to fraction form
    2,625.08/3,623.09 = 2,069.89/x
  3. Step 3: Cross multiply
    2,625.08x = 3,623.09 × 2,069.89
  4. Step 4: Simplify right side
    2,625.08x = 7,499,378.35
  5. Step 5: Solve for x
    x = 7,499,378.35/2,625.08
  6. Step 6: Final answer
    x = 2,856.82

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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.