Home / 6,830.74-10,247.49-2,151.93

Finding the Fourth Proportional to 6,830.74, 10,247.49 and 2,151.93

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Solution

The fourth proportional to 6,830.74, 10,247.49 and 2,151.93 is: 3,228.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,830.74 : 10,247.49 = 2,151.93 : x
  2. Step 2: Convert to fraction form
    6,830.74/10,247.49 = 2,151.93/x
  3. Step 3: Cross multiply
    6,830.74x = 10,247.49 × 2,151.93
  4. Step 4: Simplify right side
    6,830.74x = 22,051,881.16
  5. Step 5: Solve for x
    x = 22,051,881.16/6,830.74
  6. Step 6: Final answer
    x = 3,228.33

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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.