Home / 4,930.16-6,806.12-3,808.58

Finding the Fourth Proportional to 4,930.16, 6,806.12 and 3,808.58

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Solution

The fourth proportional to 4,930.16, 6,806.12 and 3,808.58 is: 5,257.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930.16 : 6,806.12 = 3,808.58 : x
  2. Step 2: Convert to fraction form
    4,930.16/6,806.12 = 3,808.58/x
  3. Step 3: Cross multiply
    4,930.16x = 6,806.12 × 3,808.58
  4. Step 4: Simplify right side
    4,930.16x = 25,921,652.51
  5. Step 5: Solve for x
    x = 25,921,652.51/4,930.16
  6. Step 6: Final answer
    x = 5,257.77

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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.