Home / 7,723.68-11,585.42-2,459.01

Finding the Fourth Proportional to 7,723.68, 11,585.42 and 2,459.01

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Solution

The fourth proportional to 7,723.68, 11,585.42 and 2,459.01 is: 3,688.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,723.68 : 11,585.42 = 2,459.01 : x
  2. Step 2: Convert to fraction form
    7,723.68/11,585.42 = 2,459.01/x
  3. Step 3: Cross multiply
    7,723.68x = 11,585.42 × 2,459.01
  4. Step 4: Simplify right side
    7,723.68x = 28,488,651.34
  5. Step 5: Solve for x
    x = 28,488,651.34/7,723.68
  6. Step 6: Final answer
    x = 3,688.48

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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.