Home / 3,355.06-4,629.48-1,862.99

Finding the Fourth Proportional to 3,355.06, 4,629.48 and 1,862.99

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Solution

The fourth proportional to 3,355.06, 4,629.48 and 1,862.99 is: 2,570.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355.06 : 4,629.48 = 1,862.99 : x
  2. Step 2: Convert to fraction form
    3,355.06/4,629.48 = 1,862.99/x
  3. Step 3: Cross multiply
    3,355.06x = 4,629.48 × 1,862.99
  4. Step 4: Simplify right side
    3,355.06x = 8,624,651.80
  5. Step 5: Solve for x
    x = 8,624,651.80/3,355.06
  6. Step 6: Final answer
    x = 2,570.64

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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.