Home / 2,559.17-3,838.76-1,830.17

Finding the Fourth Proportional to 2,559.17, 3,838.76 and 1,830.17

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Solution

The fourth proportional to 2,559.17, 3,838.76 and 1,830.17 is: 2,745.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,559.17 : 3,838.76 = 1,830.17 : x
  2. Step 2: Convert to fraction form
    2,559.17/3,838.76 = 1,830.17/x
  3. Step 3: Cross multiply
    2,559.17x = 3,838.76 × 1,830.17
  4. Step 4: Simplify right side
    2,559.17x = 7,025,590.70
  5. Step 5: Solve for x
    x = 7,025,590.70/2,559.17
  6. Step 6: Final answer
    x = 2,745.26

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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.