Home / 6,306.41-9,460.65-2,145.99

Finding the Fourth Proportional to 6,306.41, 9,460.65 and 2,145.99

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Solution

The fourth proportional to 6,306.41, 9,460.65 and 2,145.99 is: 3,219.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,306.41 : 9,460.65 = 2,145.99 : x
  2. Step 2: Convert to fraction form
    6,306.41/9,460.65 = 2,145.99/x
  3. Step 3: Cross multiply
    6,306.41x = 9,460.65 × 2,145.99
  4. Step 4: Simplify right side
    6,306.41x = 20,302,491.75
  5. Step 5: Solve for x
    x = 20,302,491.75/6,306.41
  6. Step 6: Final answer
    x = 3,219.34

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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.