Home / 7,075.74-9,761.67-4,276.38

Finding the Fourth Proportional to 7,075.74, 9,761.67 and 4,276.38

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Solution

The fourth proportional to 7,075.74, 9,761.67 and 4,276.38 is: 5,899.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,075.74 : 9,761.67 = 4,276.38 : x
  2. Step 2: Convert to fraction form
    7,075.74/9,761.67 = 4,276.38/x
  3. Step 3: Cross multiply
    7,075.74x = 9,761.67 × 4,276.38
  4. Step 4: Simplify right side
    7,075.74x = 41,744,610.35
  5. Step 5: Solve for x
    x = 41,744,610.35/7,075.74
  6. Step 6: Final answer
    x = 5,899.68

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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.