Home / 4,216.48-6,324.42-1,875.78

Finding the Fourth Proportional to 4,216.48, 6,324.42 and 1,875.78

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Solution

The fourth proportional to 4,216.48, 6,324.42 and 1,875.78 is: 2,813.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,216.48 : 6,324.42 = 1,875.78 : x
  2. Step 2: Convert to fraction form
    4,216.48/6,324.42 = 1,875.78/x
  3. Step 3: Cross multiply
    4,216.48x = 6,324.42 × 1,875.78
  4. Step 4: Simplify right side
    4,216.48x = 11,863,220.55
  5. Step 5: Solve for x
    x = 11,863,220.55/4,216.48
  6. Step 6: Final answer
    x = 2,813.54

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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.