Home / 3,018.65-4,515.74-2,612.33

Finding the Fourth Proportional to 3,018.65, 4,515.74 and 2,612.33

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Solution

The fourth proportional to 3,018.65, 4,515.74 and 2,612.33 is: 3,907.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.65 : 4,515.74 = 2,612.33 : x
  2. Step 2: Convert to fraction form
    3,018.65/4,515.74 = 2,612.33/x
  3. Step 3: Cross multiply
    3,018.65x = 4,515.74 × 2,612.33
  4. Step 4: Simplify right side
    3,018.65x = 11,796,590.01
  5. Step 5: Solve for x
    x = 11,796,590.01/3,018.65
  6. Step 6: Final answer
    x = 3,907.90

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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.