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Finding the Fourth Proportional to 3,465.89, 4,784.51 and 2,208.67

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Solution

The fourth proportional to 3,465.89, 4,784.51 and 2,208.67 is: 3,048.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.89 : 4,784.51 = 2,208.67 : x
  2. Step 2: Convert to fraction form
    3,465.89/4,784.51 = 2,208.67/x
  3. Step 3: Cross multiply
    3,465.89x = 4,784.51 × 2,208.67
  4. Step 4: Simplify right side
    3,465.89x = 10,567,403.70
  5. Step 5: Solve for x
    x = 10,567,403.70/3,465.89
  6. Step 6: Final answer
    x = 3,048.97

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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.