Home / 4,815.06-7,223.49-1,528.98

Finding the Fourth Proportional to 4,815.06, 7,223.49 and 1,528.98

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Solution

The fourth proportional to 4,815.06, 7,223.49 and 1,528.98 is: 2,293.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.06 : 7,223.49 = 1,528.98 : x
  2. Step 2: Convert to fraction form
    4,815.06/7,223.49 = 1,528.98/x
  3. Step 3: Cross multiply
    4,815.06x = 7,223.49 × 1,528.98
  4. Step 4: Simplify right side
    4,815.06x = 11,044,571.74
  5. Step 5: Solve for x
    x = 11,044,571.74/4,815.06
  6. Step 6: Final answer
    x = 2,293.76

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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.