Home / 4,814.94-7,222.46-1,528.05

Finding the Fourth Proportional to 4,814.94, 7,222.46 and 1,528.05

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Solution

The fourth proportional to 4,814.94, 7,222.46 and 1,528.05 is: 2,292.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.94 : 7,222.46 = 1,528.05 : x
  2. Step 2: Convert to fraction form
    4,814.94/7,222.46 = 1,528.05/x
  3. Step 3: Cross multiply
    4,814.94x = 7,222.46 × 1,528.05
  4. Step 4: Simplify right side
    4,814.94x = 11,036,272.36
  5. Step 5: Solve for x
    x = 11,036,272.36/4,814.94
  6. Step 6: Final answer
    x = 2,292.09

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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.