Home / 3,862.95-5,330.85-2,094.57

Finding the Fourth Proportional to 3,862.95, 5,330.85 and 2,094.57

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Solution

The fourth proportional to 3,862.95, 5,330.85 and 2,094.57 is: 2,890.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862.95 : 5,330.85 = 2,094.57 : x
  2. Step 2: Convert to fraction form
    3,862.95/5,330.85 = 2,094.57/x
  3. Step 3: Cross multiply
    3,862.95x = 5,330.85 × 2,094.57
  4. Step 4: Simplify right side
    3,862.95x = 11,165,838.48
  5. Step 5: Solve for x
    x = 11,165,838.48/3,862.95
  6. Step 6: Final answer
    x = 2,890.50

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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.