Home / 2,623.79-3,935.68-1,799.55

Finding the Fourth Proportional to 2,623.79, 3,935.68 and 1,799.55

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Solution

The fourth proportional to 2,623.79, 3,935.68 and 1,799.55 is: 2,699.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,623.79 : 3,935.68 = 1,799.55 : x
  2. Step 2: Convert to fraction form
    2,623.79/3,935.68 = 1,799.55/x
  3. Step 3: Cross multiply
    2,623.79x = 3,935.68 × 1,799.55
  4. Step 4: Simplify right side
    2,623.79x = 7,082,448.45
  5. Step 5: Solve for x
    x = 7,082,448.45/2,623.79
  6. Step 6: Final answer
    x = 2,699.32

Related Problems

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Double scale
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Similar ratio
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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.