Home / 2,769.54-4,154.97-1,038.18

Finding the Fourth Proportional to 2,769.54, 4,154.97 and 1,038.18

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Solution

The fourth proportional to 2,769.54, 4,154.97 and 1,038.18 is: 1,557.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769.54 : 4,154.97 = 1,038.18 : x
  2. Step 2: Convert to fraction form
    2,769.54/4,154.97 = 1,038.18/x
  3. Step 3: Cross multiply
    2,769.54x = 4,154.97 × 1,038.18
  4. Step 4: Simplify right side
    2,769.54x = 4,313,606.75
  5. Step 5: Solve for x
    x = 4,313,606.75/2,769.54
  6. Step 6: Final answer
    x = 1,557.52

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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.