Home / 12,783.67-19,184.26-4,463.69

Finding the Fourth Proportional to 12,783.67, 19,184.26 and 4,463.69

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Solution

The fourth proportional to 12,783.67, 19,184.26 and 4,463.69 is: 6,698.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,783.67 : 19,184.26 = 4,463.69 : x
  2. Step 2: Convert to fraction form
    12,783.67/19,184.26 = 4,463.69/x
  3. Step 3: Cross multiply
    12,783.67x = 19,184.26 × 4,463.69
  4. Step 4: Simplify right side
    12,783.67x = 85,632,482.44
  5. Step 5: Solve for x
    x = 85,632,482.44/12,783.67
  6. Step 6: Final answer
    x = 6,698.58

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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.