Home / 3,862.89-5,330.76-2,094.51

Finding the Fourth Proportional to 3,862.89, 5,330.76 and 2,094.51

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Solution

The fourth proportional to 3,862.89, 5,330.76 and 2,094.51 is: 2,890.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862.89 : 5,330.76 = 2,094.51 : x
  2. Step 2: Convert to fraction form
    3,862.89/5,330.76 = 2,094.51/x
  3. Step 3: Cross multiply
    3,862.89x = 5,330.76 × 2,094.51
  4. Step 4: Simplify right side
    3,862.89x = 11,165,330.13
  5. Step 5: Solve for x
    x = 11,165,330.13/3,862.89
  6. Step 6: Final answer
    x = 2,890.41

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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.