Home / 3,075.75-4,613.94-2,102.54

Finding the Fourth Proportional to 3,075.75, 4,613.94 and 2,102.54

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Solution

The fourth proportional to 3,075.75, 4,613.94 and 2,102.54 is: 3,154.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075.75 : 4,613.94 = 2,102.54 : x
  2. Step 2: Convert to fraction form
    3,075.75/4,613.94 = 2,102.54/x
  3. Step 3: Cross multiply
    3,075.75x = 4,613.94 × 2,102.54
  4. Step 4: Simplify right side
    3,075.75x = 9,700,970.34
  5. Step 5: Solve for x
    x = 9,700,970.34/3,075.75
  6. Step 6: Final answer
    x = 3,154.02

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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.