Home / 4,818.06-6,648.12-2,828.34

Finding the Fourth Proportional to 4,818.06, 6,648.12 and 2,828.34

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Solution

The fourth proportional to 4,818.06, 6,648.12 and 2,828.34 is: 3,902.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.06 : 6,648.12 = 2,828.34 : x
  2. Step 2: Convert to fraction form
    4,818.06/6,648.12 = 2,828.34/x
  3. Step 3: Cross multiply
    4,818.06x = 6,648.12 × 2,828.34
  4. Step 4: Simplify right side
    4,818.06x = 18,803,143.72
  5. Step 5: Solve for x
    x = 18,803,143.72/4,818.06
  6. Step 6: Final answer
    x = 3,902.64

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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.