Home / 2,769.51-4,158.47-2,383.75

Finding the Fourth Proportional to 2,769.51, 4,158.47 and 2,383.75

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Solution

The fourth proportional to 2,769.51, 4,158.47 and 2,383.75 is: 3,579.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769.51 : 4,158.47 = 2,383.75 : x
  2. Step 2: Convert to fraction form
    2,769.51/4,158.47 = 2,383.75/x
  3. Step 3: Cross multiply
    2,769.51x = 4,158.47 × 2,383.75
  4. Step 4: Simplify right side
    2,769.51x = 9,912,752.86
  5. Step 5: Solve for x
    x = 9,912,752.86/2,769.51
  6. Step 6: Final answer
    x = 3,579.24

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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.