Home / 5,266.78-7,900.59-3,075.73

Finding the Fourth Proportional to 5,266.78, 7,900.59 and 3,075.73

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Solution

The fourth proportional to 5,266.78, 7,900.59 and 3,075.73 is: 4,613.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,266.78 : 7,900.59 = 3,075.73 : x
  2. Step 2: Convert to fraction form
    5,266.78/7,900.59 = 3,075.73/x
  3. Step 3: Cross multiply
    5,266.78x = 7,900.59 × 3,075.73
  4. Step 4: Simplify right side
    5,266.78x = 24,300,081.68
  5. Step 5: Solve for x
    x = 24,300,081.68/5,266.78
  6. Step 6: Final answer
    x = 4,613.84

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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.