Home / 7,907.15-11,858.67-2,359.26

Finding the Fourth Proportional to 7,907.15, 11,858.67 and 2,359.26

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Solution

The fourth proportional to 7,907.15, 11,858.67 and 2,359.26 is: 3,538.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,907.15 : 11,858.67 = 2,359.26 : x
  2. Step 2: Convert to fraction form
    7,907.15/11,858.67 = 2,359.26/x
  3. Step 3: Cross multiply
    7,907.15x = 11,858.67 × 2,359.26
  4. Step 4: Simplify right side
    7,907.15x = 27,977,685.78
  5. Step 5: Solve for x
    x = 27,977,685.78/7,907.15
  6. Step 6: Final answer
    x = 3,538.28

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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.