Home / 4,465.26-6,697.89-1,866.78

Finding the Fourth Proportional to 4,465.26, 6,697.89 and 1,866.78

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Solution

The fourth proportional to 4,465.26, 6,697.89 and 1,866.78 is: 2,800.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,465.26 : 6,697.89 = 1,866.78 : x
  2. Step 2: Convert to fraction form
    4,465.26/6,697.89 = 1,866.78/x
  3. Step 3: Cross multiply
    4,465.26x = 6,697.89 × 1,866.78
  4. Step 4: Simplify right side
    4,465.26x = 12,503,487.09
  5. Step 5: Solve for x
    x = 12,503,487.09/4,465.26
  6. Step 6: Final answer
    x = 2,800.17

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1.5x scale

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.