Home / 7,043.02-9,719.27-3,856.27

Finding the Fourth Proportional to 7,043.02, 9,719.27 and 3,856.27

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Solution

The fourth proportional to 7,043.02, 9,719.27 and 3,856.27 is: 5,321.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,043.02 : 9,719.27 = 3,856.27 : x
  2. Step 2: Convert to fraction form
    7,043.02/9,719.27 = 3,856.27/x
  3. Step 3: Cross multiply
    7,043.02x = 9,719.27 × 3,856.27
  4. Step 4: Simplify right side
    7,043.02x = 37,480,110.04
  5. Step 5: Solve for x
    x = 37,480,110.04/7,043.02
  6. Step 6: Final answer
    x = 5,321.60

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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.