Home / 3,807.04-5,254.02-2,214.28

Finding the Fourth Proportional to 3,807.04, 5,254.02 and 2,214.28

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Solution

The fourth proportional to 3,807.04, 5,254.02 and 2,214.28 is: 3,055.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,807.04 : 5,254.02 = 2,214.28 : x
  2. Step 2: Convert to fraction form
    3,807.04/5,254.02 = 2,214.28/x
  3. Step 3: Cross multiply
    3,807.04x = 5,254.02 × 2,214.28
  4. Step 4: Simplify right side
    3,807.04x = 11,633,871.41
  5. Step 5: Solve for x
    x = 11,633,871.41/3,807.04
  6. Step 6: Final answer
    x = 3,055.88

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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.