Home / 1,854.08-2,778.69-1,364.84

Finding the Fourth Proportional to 1,854.08, 2,778.69 and 1,364.84

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Solution

The fourth proportional to 1,854.08, 2,778.69 and 1,364.84 is: 2,045.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854.08 : 2,778.69 = 1,364.84 : x
  2. Step 2: Convert to fraction form
    1,854.08/2,778.69 = 1,364.84/x
  3. Step 3: Cross multiply
    1,854.08x = 2,778.69 × 1,364.84
  4. Step 4: Simplify right side
    1,854.08x = 3,792,467.26
  5. Step 5: Solve for x
    x = 3,792,467.26/1,854.08
  6. Step 6: Final answer
    x = 2,045.47

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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.