Home / 10,467.95-15,703.63-3,072.65

Finding the Fourth Proportional to 10,467.95, 15,703.63 and 3,072.65

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Solution

The fourth proportional to 10,467.95, 15,703.63 and 3,072.65 is: 4,609.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,467.95 : 15,703.63 = 3,072.65 : x
  2. Step 2: Convert to fraction form
    10,467.95/15,703.63 = 3,072.65/x
  3. Step 3: Cross multiply
    10,467.95x = 15,703.63 × 3,072.65
  4. Step 4: Simplify right side
    10,467.95x = 48,251,672.52
  5. Step 5: Solve for x
    x = 48,251,672.52/10,467.95
  6. Step 6: Final answer
    x = 4,609.47

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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.