Home / 3,512.50-5,268.78-2,050.65

Finding the Fourth Proportional to 3,512.50, 5,268.78 and 2,050.65

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Solution

The fourth proportional to 3,512.50, 5,268.78 and 2,050.65 is: 3,075.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.50 : 5,268.78 = 2,050.65 : x
  2. Step 2: Convert to fraction form
    3,512.50/5,268.78 = 2,050.65/x
  3. Step 3: Cross multiply
    3,512.50x = 5,268.78 × 2,050.65
  4. Step 4: Simplify right side
    3,512.50x = 10,804,423.71
  5. Step 5: Solve for x
    x = 10,804,423.71/3,512.50
  6. Step 6: Final answer
    x = 3,075.99

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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.