Home / 2,048.40-3,063.18-1,528.74

Finding the Fourth Proportional to 2,048.40, 3,063.18 and 1,528.74

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Solution

The fourth proportional to 2,048.40, 3,063.18 and 1,528.74 is: 2,286.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,048.40 : 3,063.18 = 1,528.74 : x
  2. Step 2: Convert to fraction form
    2,048.40/3,063.18 = 1,528.74/x
  3. Step 3: Cross multiply
    2,048.40x = 3,063.18 × 1,528.74
  4. Step 4: Simplify right side
    2,048.40x = 4,682,805.79
  5. Step 5: Solve for x
    x = 4,682,805.79/2,048.40
  6. Step 6: Final answer
    x = 2,286.08

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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.