Home / 3,037.98-4,192.14-1,858.81

Finding the Fourth Proportional to 3,037.98, 4,192.14 and 1,858.81

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Solution

The fourth proportional to 3,037.98, 4,192.14 and 1,858.81 is: 2,564.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,037.98 : 4,192.14 = 1,858.81 : x
  2. Step 2: Convert to fraction form
    3,037.98/4,192.14 = 1,858.81/x
  3. Step 3: Cross multiply
    3,037.98x = 4,192.14 × 1,858.81
  4. Step 4: Simplify right side
    3,037.98x = 7,792,391.75
  5. Step 5: Solve for x
    x = 7,792,391.75/3,037.98
  6. Step 6: Final answer
    x = 2,564.99

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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.