Home / 4,465.80-6,698.76-3,078.77

Finding the Fourth Proportional to 4,465.80, 6,698.76 and 3,078.77

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Solution

The fourth proportional to 4,465.80, 6,698.76 and 3,078.77 is: 4,618.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,465.80 : 6,698.76 = 3,078.77 : x
  2. Step 2: Convert to fraction form
    4,465.80/6,698.76 = 3,078.77/x
  3. Step 3: Cross multiply
    4,465.80x = 6,698.76 × 3,078.77
  4. Step 4: Simplify right side
    4,465.80x = 20,623,924.58
  5. Step 5: Solve for x
    x = 20,623,924.58/4,465.80
  6. Step 6: Final answer
    x = 4,618.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.