Home / 4,815.30-7,223.07-1,483.62

Finding the Fourth Proportional to 4,815.30, 7,223.07 and 1,483.62

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Solution

The fourth proportional to 4,815.30, 7,223.07 and 1,483.62 is: 2,225.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.30 : 7,223.07 = 1,483.62 : x
  2. Step 2: Convert to fraction form
    4,815.30/7,223.07 = 1,483.62/x
  3. Step 3: Cross multiply
    4,815.30x = 7,223.07 × 1,483.62
  4. Step 4: Simplify right side
    4,815.30x = 10,716,291.11
  5. Step 5: Solve for x
    x = 10,716,291.11/4,815.30
  6. Step 6: Final answer
    x = 2,225.47

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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.