Home / 3,075.95-4,618.79-2,429.57

Finding the Fourth Proportional to 3,075.95, 4,618.79 and 2,429.57

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Solution

The fourth proportional to 3,075.95, 4,618.79 and 2,429.57 is: 3,648.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075.95 : 4,618.79 = 2,429.57 : x
  2. Step 2: Convert to fraction form
    3,075.95/4,618.79 = 2,429.57/x
  3. Step 3: Cross multiply
    3,075.95x = 4,618.79 × 2,429.57
  4. Step 4: Simplify right side
    3,075.95x = 11,221,673.62
  5. Step 5: Solve for x
    x = 11,221,673.62/3,075.95
  6. Step 6: Final answer
    x = 3,648.20

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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.