Home / 4,420.09-6,629.79-2,570.03

Finding the Fourth Proportional to 4,420.09, 6,629.79 and 2,570.03

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Solution

The fourth proportional to 4,420.09, 6,629.79 and 2,570.03 is: 3,854.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.09 : 6,629.79 = 2,570.03 : x
  2. Step 2: Convert to fraction form
    4,420.09/6,629.79 = 2,570.03/x
  3. Step 3: Cross multiply
    4,420.09x = 6,629.79 × 2,570.03
  4. Step 4: Simplify right side
    4,420.09x = 17,038,759.19
  5. Step 5: Solve for x
    x = 17,038,759.19/4,420.09
  6. Step 6: Final answer
    x = 3,854.84

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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.