Home / 4,826.20-6,659.40-2,838.46

Finding the Fourth Proportional to 4,826.20, 6,659.40 and 2,838.46

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Solution

The fourth proportional to 4,826.20, 6,659.40 and 2,838.46 is: 3,916.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,826.20 : 6,659.40 = 2,838.46 : x
  2. Step 2: Convert to fraction form
    4,826.20/6,659.40 = 2,838.46/x
  3. Step 3: Cross multiply
    4,826.20x = 6,659.40 × 2,838.46
  4. Step 4: Simplify right side
    4,826.20x = 18,902,440.52
  5. Step 5: Solve for x
    x = 18,902,440.52/4,826.20
  6. Step 6: Final answer
    x = 3,916.63

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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.