Home / 3,907.74-5,858.37-1,442.10

Finding the Fourth Proportional to 3,907.74, 5,858.37 and 1,442.10

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Solution

The fourth proportional to 3,907.74, 5,858.37 and 1,442.10 is: 2,161.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907.74 : 5,858.37 = 1,442.10 : x
  2. Step 2: Convert to fraction form
    3,907.74/5,858.37 = 1,442.10/x
  3. Step 3: Cross multiply
    3,907.74x = 5,858.37 × 1,442.10
  4. Step 4: Simplify right side
    3,907.74x = 8,448,355.38
  5. Step 5: Solve for x
    x = 8,448,355.38/3,907.74
  6. Step 6: Final answer
    x = 2,161.95

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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.