Home / 3,807.63-5,254.36-2,214.06

Finding the Fourth Proportional to 3,807.63, 5,254.36 and 2,214.06

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Solution

The fourth proportional to 3,807.63, 5,254.36 and 2,214.06 is: 3,055.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,807.63 : 5,254.36 = 2,214.06 : x
  2. Step 2: Convert to fraction form
    3,807.63/5,254.36 = 2,214.06/x
  3. Step 3: Cross multiply
    3,807.63x = 5,254.36 × 2,214.06
  4. Step 4: Simplify right side
    3,807.63x = 11,633,468.30
  5. Step 5: Solve for x
    x = 11,633,468.30/3,807.63
  6. Step 6: Final answer
    x = 3,055.30

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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.