Home / 3,907.18-5,858.70-1,441.12

Finding the Fourth Proportional to 3,907.18, 5,858.70 and 1,441.12

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Solution

The fourth proportional to 3,907.18, 5,858.70 and 1,441.12 is: 2,160.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907.18 : 5,858.70 = 1,441.12 : x
  2. Step 2: Convert to fraction form
    3,907.18/5,858.70 = 1,441.12/x
  3. Step 3: Cross multiply
    3,907.18x = 5,858.70 × 1,441.12
  4. Step 4: Simplify right side
    3,907.18x = 8,443,089.74
  5. Step 5: Solve for x
    x = 8,443,089.74/3,907.18
  6. Step 6: Final answer
    x = 2,160.92

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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.