Home / 5,014.85-6,919.99-2,776.66

Finding the Fourth Proportional to 5,014.85, 6,919.99 and 2,776.66

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Solution

The fourth proportional to 5,014.85, 6,919.99 and 2,776.66 is: 3,831.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,014.85 : 6,919.99 = 2,776.66 : x
  2. Step 2: Convert to fraction form
    5,014.85/6,919.99 = 2,776.66/x
  3. Step 3: Cross multiply
    5,014.85x = 6,919.99 × 2,776.66
  4. Step 4: Simplify right side
    5,014.85x = 19,214,435.19
  5. Step 5: Solve for x
    x = 19,214,435.19/5,014.85
  6. Step 6: Final answer
    x = 3,831.51

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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.