Home / 3,106.45-4,656.49-1,024.55

Finding the Fourth Proportional to 3,106.45, 4,656.49 and 1,024.55

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Solution

The fourth proportional to 3,106.45, 4,656.49 and 1,024.55 is: 1,535.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106.45 : 4,656.49 = 1,024.55 : x
  2. Step 2: Convert to fraction form
    3,106.45/4,656.49 = 1,024.55/x
  3. Step 3: Cross multiply
    3,106.45x = 4,656.49 × 1,024.55
  4. Step 4: Simplify right side
    3,106.45x = 4,770,798.45
  5. Step 5: Solve for x
    x = 4,770,798.45/3,106.45
  6. Step 6: Final answer
    x = 1,535.77

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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.