Home / 3,170.09-4,369.48-2,382.77

Finding the Fourth Proportional to 3,170.09, 4,369.48 and 2,382.77

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Solution

The fourth proportional to 3,170.09, 4,369.48 and 2,382.77 is: 3,284.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.09 : 4,369.48 = 2,382.77 : x
  2. Step 2: Convert to fraction form
    3,170.09/4,369.48 = 2,382.77/x
  3. Step 3: Cross multiply
    3,170.09x = 4,369.48 × 2,382.77
  4. Step 4: Simplify right side
    3,170.09x = 10,411,465.86
  5. Step 5: Solve for x
    x = 10,411,465.86/3,170.09
  6. Step 6: Final answer
    x = 3,284.28

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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.