Home / 3,448.15-4,758.34-1,955.99

Finding the Fourth Proportional to 3,448.15, 4,758.34 and 1,955.99

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Solution

The fourth proportional to 3,448.15, 4,758.34 and 1,955.99 is: 2,699.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.15 : 4,758.34 = 1,955.99 : x
  2. Step 2: Convert to fraction form
    3,448.15/4,758.34 = 1,955.99/x
  3. Step 3: Cross multiply
    3,448.15x = 4,758.34 × 1,955.99
  4. Step 4: Simplify right side
    3,448.15x = 9,307,265.46
  5. Step 5: Solve for x
    x = 9,307,265.46/3,448.15
  6. Step 6: Final answer
    x = 2,699.21

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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.