Home / 4,821.19-7,237.86-4,167.21

Finding the Fourth Proportional to 4,821.19, 7,237.86 and 4,167.21

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Solution

The fourth proportional to 4,821.19, 7,237.86 and 4,167.21 is: 6,256.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821.19 : 7,237.86 = 4,167.21 : x
  2. Step 2: Convert to fraction form
    4,821.19/7,237.86 = 4,167.21/x
  3. Step 3: Cross multiply
    4,821.19x = 7,237.86 × 4,167.21
  4. Step 4: Simplify right side
    4,821.19x = 30,161,694.09
  5. Step 5: Solve for x
    x = 30,161,694.09/4,821.19
  6. Step 6: Final answer
    x = 6,256.07

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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.