Home / 3,883.02-5,358.59-2,114.63

Finding the Fourth Proportional to 3,883.02, 5,358.59 and 2,114.63

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Solution

The fourth proportional to 3,883.02, 5,358.59 and 2,114.63 is: 2,918.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883.02 : 5,358.59 = 2,114.63 : x
  2. Step 2: Convert to fraction form
    3,883.02/5,358.59 = 2,114.63/x
  3. Step 3: Cross multiply
    3,883.02x = 5,358.59 × 2,114.63
  4. Step 4: Simplify right side
    3,883.02x = 11,331,435.17
  5. Step 5: Solve for x
    x = 11,331,435.17/3,883.02
  6. Step 6: Final answer
    x = 2,918.20

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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.