Home / 3,210.19-4,814.76-1,018.42

Finding the Fourth Proportional to 3,210.19, 4,814.76 and 1,018.42

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Solution

The fourth proportional to 3,210.19, 4,814.76 and 1,018.42 is: 1,527.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210.19 : 4,814.76 = 1,018.42 : x
  2. Step 2: Convert to fraction form
    3,210.19/4,814.76 = 1,018.42/x
  3. Step 3: Cross multiply
    3,210.19x = 4,814.76 × 1,018.42
  4. Step 4: Simplify right side
    3,210.19x = 4,903,447.88
  5. Step 5: Solve for x
    x = 4,903,447.88/3,210.19
  6. Step 6: Final answer
    x = 1,527.46

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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.