Home / 4,831.46-7,194.96-4,776.78

Finding the Fourth Proportional to 4,831.46, 7,194.96 and 4,776.78

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Solution

The fourth proportional to 4,831.46, 7,194.96 and 4,776.78 is: 7,113.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,831.46 : 7,194.96 = 4,776.78 : x
  2. Step 2: Convert to fraction form
    4,831.46/7,194.96 = 4,776.78/x
  3. Step 3: Cross multiply
    4,831.46x = 7,194.96 × 4,776.78
  4. Step 4: Simplify right side
    4,831.46x = 34,368,741.03
  5. Step 5: Solve for x
    x = 34,368,741.03/4,831.46
  6. Step 6: Final answer
    x = 7,113.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.