Home / 4,815.25-7,223.08-1,528.27

Finding the Fourth Proportional to 4,815.25, 7,223.08 and 1,528.27

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Solution

The fourth proportional to 4,815.25, 7,223.08 and 1,528.27 is: 2,292.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.25 : 7,223.08 = 1,528.27 : x
  2. Step 2: Convert to fraction form
    4,815.25/7,223.08 = 1,528.27/x
  3. Step 3: Cross multiply
    4,815.25x = 7,223.08 × 1,528.27
  4. Step 4: Simplify right side
    4,815.25x = 11,038,816.47
  5. Step 5: Solve for x
    x = 11,038,816.47/4,815.25
  6. Step 6: Final answer
    x = 2,292.47

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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.