Home / 3,368.69-4,648.67-1,876.53

Finding the Fourth Proportional to 3,368.69, 4,648.67 and 1,876.53

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Solution

The fourth proportional to 3,368.69, 4,648.67 and 1,876.53 is: 2,589.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368.69 : 4,648.67 = 1,876.53 : x
  2. Step 2: Convert to fraction form
    3,368.69/4,648.67 = 1,876.53/x
  3. Step 3: Cross multiply
    3,368.69x = 4,648.67 × 1,876.53
  4. Step 4: Simplify right side
    3,368.69x = 8,723,361.78
  5. Step 5: Solve for x
    x = 8,723,361.78/3,368.69
  6. Step 6: Final answer
    x = 2,589.54

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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.