Home / 4,220.00-5,823.84-2,428.07

Finding the Fourth Proportional to 4,220.00, 5,823.84 and 2,428.07

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Solution

The fourth proportional to 4,220.00, 5,823.84 and 2,428.07 is: 3,350.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220.00 : 5,823.84 = 2,428.07 : x
  2. Step 2: Convert to fraction form
    4,220.00/5,823.84 = 2,428.07/x
  3. Step 3: Cross multiply
    4,220.00x = 5,823.84 × 2,428.07
  4. Step 4: Simplify right side
    4,220.00x = 14,140,662.07
  5. Step 5: Solve for x
    x = 14,140,662.07/4,220.00
  6. Step 6: Final answer
    x = 3,350.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.