Home / 3,862.40-5,330.10-2,094.02

Finding the Fourth Proportional to 3,862.40, 5,330.10 and 2,094.02

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Solution

The fourth proportional to 3,862.40, 5,330.10 and 2,094.02 is: 2,889.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862.40 : 5,330.10 = 2,094.02 : x
  2. Step 2: Convert to fraction form
    3,862.40/5,330.10 = 2,094.02/x
  3. Step 3: Cross multiply
    3,862.40x = 5,330.10 × 2,094.02
  4. Step 4: Simplify right side
    3,862.40x = 11,161,336.00
  5. Step 5: Solve for x
    x = 11,161,336.00/3,862.40
  6. Step 6: Final answer
    x = 2,889.74

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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.