Home / 2,054.70-3,081.78-1,014.30

Finding the Fourth Proportional to 2,054.70, 3,081.78 and 1,014.30

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Solution

The fourth proportional to 2,054.70, 3,081.78 and 1,014.30 is: 1,521.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,054.70 : 3,081.78 = 1,014.30 : x
  2. Step 2: Convert to fraction form
    2,054.70/3,081.78 = 1,014.30/x
  3. Step 3: Cross multiply
    2,054.70x = 3,081.78 × 1,014.30
  4. Step 4: Simplify right side
    2,054.70x = 3,125,849.45
  5. Step 5: Solve for x
    x = 3,125,849.45/2,054.70
  6. Step 6: Final answer
    x = 1,521.32

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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.