Home / 4,935.21-6,811.02-2,810.27

Finding the Fourth Proportional to 4,935.21, 6,811.02 and 2,810.27

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Solution

The fourth proportional to 4,935.21, 6,811.02 and 2,810.27 is: 3,878.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,935.21 : 6,811.02 = 2,810.27 : x
  2. Step 2: Convert to fraction form
    4,935.21/6,811.02 = 2,810.27/x
  3. Step 3: Cross multiply
    4,935.21x = 6,811.02 × 2,810.27
  4. Step 4: Simplify right side
    4,935.21x = 19,140,805.18
  5. Step 5: Solve for x
    x = 19,140,805.18/4,935.21
  6. Step 6: Final answer
    x = 3,878.42

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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.