Home / 2,804.13-3,867.08-2,216.07

Finding the Fourth Proportional to 2,804.13, 3,867.08 and 2,216.07

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Solution

The fourth proportional to 2,804.13, 3,867.08 and 2,216.07 is: 3,056.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,804.13 : 3,867.08 = 2,216.07 : x
  2. Step 2: Convert to fraction form
    2,804.13/3,867.08 = 2,216.07/x
  3. Step 3: Cross multiply
    2,804.13x = 3,867.08 × 2,216.07
  4. Step 4: Simplify right side
    2,804.13x = 8,569,708.90
  5. Step 5: Solve for x
    x = 8,569,708.90/2,804.13
  6. Step 6: Final answer
    x = 3,056.10

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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.