Home / 3,907.13-5,860.69-1,171.13

Finding the Fourth Proportional to 3,907.13, 5,860.69 and 1,171.13

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Solution

The fourth proportional to 3,907.13, 5,860.69 and 1,171.13 is: 1,756.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907.13 : 5,860.69 = 1,171.13 : x
  2. Step 2: Convert to fraction form
    3,907.13/5,860.69 = 1,171.13/x
  3. Step 3: Cross multiply
    3,907.13x = 5,860.69 × 1,171.13
  4. Step 4: Simplify right side
    3,907.13x = 6,863,597.65
  5. Step 5: Solve for x
    x = 6,863,597.65/3,907.13
  6. Step 6: Final answer
    x = 1,756.69

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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.