Home / 3,810.24-5,252.04-2,813.94

Finding the Fourth Proportional to 3,810.24, 5,252.04 and 2,813.94

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Solution

The fourth proportional to 3,810.24, 5,252.04 and 2,813.94 is: 3,878.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810.24 : 5,252.04 = 2,813.94 : x
  2. Step 2: Convert to fraction form
    3,810.24/5,252.04 = 2,813.94/x
  3. Step 3: Cross multiply
    3,810.24x = 5,252.04 × 2,813.94
  4. Step 4: Simplify right side
    3,810.24x = 14,778,925.44
  5. Step 5: Solve for x
    x = 14,778,925.44/3,810.24
  6. Step 6: Final answer
    x = 3,878.74

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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.