Home / 5,462.59-7,539.01-3,105.08

Finding the Fourth Proportional to 5,462.59, 7,539.01 and 3,105.08

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Solution

The fourth proportional to 5,462.59, 7,539.01 and 3,105.08 is: 4,285.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,462.59 : 7,539.01 = 3,105.08 : x
  2. Step 2: Convert to fraction form
    5,462.59/7,539.01 = 3,105.08/x
  3. Step 3: Cross multiply
    5,462.59x = 7,539.01 × 3,105.08
  4. Step 4: Simplify right side
    5,462.59x = 23,409,213.65
  5. Step 5: Solve for x
    x = 23,409,213.65/5,462.59
  6. Step 6: Final answer
    x = 4,285.37

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1.5x scale

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.