Home / 5,480.98-8,223.63-2,018.50

Finding the Fourth Proportional to 5,480.98, 8,223.63 and 2,018.50

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Solution

The fourth proportional to 5,480.98, 8,223.63 and 2,018.50 is: 3,028.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,480.98 : 8,223.63 = 2,018.50 : x
  2. Step 2: Convert to fraction form
    5,480.98/8,223.63 = 2,018.50/x
  3. Step 3: Cross multiply
    5,480.98x = 8,223.63 × 2,018.50
  4. Step 4: Simplify right side
    5,480.98x = 16,599,397.16
  5. Step 5: Solve for x
    x = 16,599,397.16/5,480.98
  6. Step 6: Final answer
    x = 3,028.55

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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.