Home / 4,712.69-6,503.81-2,616.83

Finding the Fourth Proportional to 4,712.69, 6,503.81 and 2,616.83

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Solution

The fourth proportional to 4,712.69, 6,503.81 and 2,616.83 is: 3,611.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712.69 : 6,503.81 = 2,616.83 : x
  2. Step 2: Convert to fraction form
    4,712.69/6,503.81 = 2,616.83/x
  3. Step 3: Cross multiply
    4,712.69x = 6,503.81 × 2,616.83
  4. Step 4: Simplify right side
    4,712.69x = 17,019,365.12
  5. Step 5: Solve for x
    x = 17,019,365.12/4,712.69
  6. Step 6: Final answer
    x = 3,611.39

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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.