Home / 6,909.26-9,537.98-4,075.68

Finding the Fourth Proportional to 6,909.26, 9,537.98 and 4,075.68

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Solution

The fourth proportional to 6,909.26, 9,537.98 and 4,075.68 is: 5,626.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909.26 : 9,537.98 = 4,075.68 : x
  2. Step 2: Convert to fraction form
    6,909.26/9,537.98 = 4,075.68/x
  3. Step 3: Cross multiply
    6,909.26x = 9,537.98 × 4,075.68
  4. Step 4: Simplify right side
    6,909.26x = 38,873,754.33
  5. Step 5: Solve for x
    x = 38,873,754.33/6,909.26
  6. Step 6: Final answer
    x = 5,626.33

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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.