Home / 4,815.48-7,218.84-1,895.52

Finding the Fourth Proportional to 4,815.48, 7,218.84 and 1,895.52

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Solution

The fourth proportional to 4,815.48, 7,218.84 and 1,895.52 is: 2,841.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.48 : 7,218.84 = 1,895.52 : x
  2. Step 2: Convert to fraction form
    4,815.48/7,218.84 = 1,895.52/x
  3. Step 3: Cross multiply
    4,815.48x = 7,218.84 × 1,895.52
  4. Step 4: Simplify right side
    4,815.48x = 13,683,455.60
  5. Step 5: Solve for x
    x = 13,683,455.60/4,815.48
  6. Step 6: Final answer
    x = 2,841.56

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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.