Home / 6,678.22-10,019.64-2,519.42

Finding the Fourth Proportional to 6,678.22, 10,019.64 and 2,519.42

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Solution

The fourth proportional to 6,678.22, 10,019.64 and 2,519.42 is: 3,780.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,678.22 : 10,019.64 = 2,519.42 : x
  2. Step 2: Convert to fraction form
    6,678.22/10,019.64 = 2,519.42/x
  3. Step 3: Cross multiply
    6,678.22x = 10,019.64 × 2,519.42
  4. Step 4: Simplify right side
    6,678.22x = 25,243,681.41
  5. Step 5: Solve for x
    x = 25,243,681.41/6,678.22
  6. Step 6: Final answer
    x = 3,780.00

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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.