Home / 2,625.13-3,623.08-1,994.63

Finding the Fourth Proportional to 2,625.13, 3,623.08 and 1,994.63

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Solution

The fourth proportional to 2,625.13, 3,623.08 and 1,994.63 is: 2,752.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625.13 : 3,623.08 = 1,994.63 : x
  2. Step 2: Convert to fraction form
    2,625.13/3,623.08 = 1,994.63/x
  3. Step 3: Cross multiply
    2,625.13x = 3,623.08 × 1,994.63
  4. Step 4: Simplify right side
    2,625.13x = 7,226,704.06
  5. Step 5: Solve for x
    x = 7,226,704.06/2,625.13
  6. Step 6: Final answer
    x = 2,752.89

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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.