Home / 4,683.07-7,019.99-1,911.69

Finding the Fourth Proportional to 4,683.07, 7,019.99 and 1,911.69

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Solution

The fourth proportional to 4,683.07, 7,019.99 and 1,911.69 is: 2,865.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,683.07 : 7,019.99 = 1,911.69 : x
  2. Step 2: Convert to fraction form
    4,683.07/7,019.99 = 1,911.69/x
  3. Step 3: Cross multiply
    4,683.07x = 7,019.99 × 1,911.69
  4. Step 4: Simplify right side
    4,683.07x = 13,420,044.68
  5. Step 5: Solve for x
    x = 13,420,044.68/4,683.07
  6. Step 6: Final answer
    x = 2,865.65

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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.