Home / 6,075.09-8,387.46-4,186.07

Finding the Fourth Proportional to 6,075.09, 8,387.46 and 4,186.07

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Solution

The fourth proportional to 6,075.09, 8,387.46 and 4,186.07 is: 5,779.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,075.09 : 8,387.46 = 4,186.07 : x
  2. Step 2: Convert to fraction form
    6,075.09/8,387.46 = 4,186.07/x
  3. Step 3: Cross multiply
    6,075.09x = 8,387.46 × 4,186.07
  4. Step 4: Simplify right side
    6,075.09x = 35,110,494.68
  5. Step 5: Solve for x
    x = 35,110,494.68/6,075.09
  6. Step 6: Final answer
    x = 5,779.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.