Home / 5,014.60-6,920.22-2,776.48

Finding the Fourth Proportional to 5,014.60, 6,920.22 and 2,776.48

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Solution

The fourth proportional to 5,014.60, 6,920.22 and 2,776.48 is: 3,831.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,014.60 : 6,920.22 = 2,776.48 : x
  2. Step 2: Convert to fraction form
    5,014.60/6,920.22 = 2,776.48/x
  3. Step 3: Cross multiply
    5,014.60x = 6,920.22 × 2,776.48
  4. Step 4: Simplify right side
    5,014.60x = 19,213,852.43
  5. Step 5: Solve for x
    x = 19,213,852.43/5,014.60
  6. Step 6: Final answer
    x = 3,831.58

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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.