Home / 4,973.13-7,459.31-2,199.90

Finding the Fourth Proportional to 4,973.13, 7,459.31 and 2,199.90

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Solution

The fourth proportional to 4,973.13, 7,459.31 and 2,199.90 is: 3,299.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,973.13 : 7,459.31 = 2,199.90 : x
  2. Step 2: Convert to fraction form
    4,973.13/7,459.31 = 2,199.90/x
  3. Step 3: Cross multiply
    4,973.13x = 7,459.31 × 2,199.90
  4. Step 4: Simplify right side
    4,973.13x = 16,409,736.07
  5. Step 5: Solve for x
    x = 16,409,736.07/4,973.13
  6. Step 6: Final answer
    x = 3,299.68

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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.