Home / 4,070.94-6,106.44-1,605.78

Finding the Fourth Proportional to 4,070.94, 6,106.44 and 1,605.78

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Solution

The fourth proportional to 4,070.94, 6,106.44 and 1,605.78 is: 2,408.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,070.94 : 6,106.44 = 1,605.78 : x
  2. Step 2: Convert to fraction form
    4,070.94/6,106.44 = 1,605.78/x
  3. Step 3: Cross multiply
    4,070.94x = 6,106.44 × 1,605.78
  4. Step 4: Simplify right side
    4,070.94x = 9,805,599.22
  5. Step 5: Solve for x
    x = 9,805,599.22/4,070.94
  6. Step 6: Final answer
    x = 2,408.68

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1.5x scale

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.