Home / 5,670.46-7,825.26-3,312.10

Finding the Fourth Proportional to 5,670.46, 7,825.26 and 3,312.10

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Solution

The fourth proportional to 5,670.46, 7,825.26 and 3,312.10 is: 4,570.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,670.46 : 7,825.26 = 3,312.10 : x
  2. Step 2: Convert to fraction form
    5,670.46/7,825.26 = 3,312.10/x
  3. Step 3: Cross multiply
    5,670.46x = 7,825.26 × 3,312.10
  4. Step 4: Simplify right side
    5,670.46x = 25,918,043.65
  5. Step 5: Solve for x
    x = 25,918,043.65/5,670.46
  6. Step 6: Final answer
    x = 4,570.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.