Home / 4,818.81-7,228.17-3,851.07

Finding the Fourth Proportional to 4,818.81, 7,228.17 and 3,851.07

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Solution

The fourth proportional to 4,818.81, 7,228.17 and 3,851.07 is: 5,776.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.81 : 7,228.17 = 3,851.07 : x
  2. Step 2: Convert to fraction form
    4,818.81/7,228.17 = 3,851.07/x
  3. Step 3: Cross multiply
    4,818.81x = 7,228.17 × 3,851.07
  4. Step 4: Simplify right side
    4,818.81x = 27,836,188.64
  5. Step 5: Solve for x
    x = 27,836,188.64/4,818.81
  6. Step 6: Final answer
    x = 5,776.57

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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.