Home / 3,038.94-4,194.18-1,860.66

Finding the Fourth Proportional to 3,038.94, 4,194.18 and 1,860.66

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Solution

The fourth proportional to 3,038.94, 4,194.18 and 1,860.66 is: 2,567.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.94 : 4,194.18 = 1,860.66 : x
  2. Step 2: Convert to fraction form
    3,038.94/4,194.18 = 1,860.66/x
  3. Step 3: Cross multiply
    3,038.94x = 4,194.18 × 1,860.66
  4. Step 4: Simplify right side
    3,038.94x = 7,803,942.96
  5. Step 5: Solve for x
    x = 7,803,942.96/3,038.94
  6. Step 6: Final answer
    x = 2,567.98

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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.