Home / 4,299.42-6,448.05-1,666.03

Finding the Fourth Proportional to 4,299.42, 6,448.05 and 1,666.03

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Solution

The fourth proportional to 4,299.42, 6,448.05 and 1,666.03 is: 2,498.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,299.42 : 6,448.05 = 1,666.03 : x
  2. Step 2: Convert to fraction form
    4,299.42/6,448.05 = 1,666.03/x
  3. Step 3: Cross multiply
    4,299.42x = 6,448.05 × 1,666.03
  4. Step 4: Simplify right side
    4,299.42x = 10,742,634.87
  5. Step 5: Solve for x
    x = 10,742,634.87/4,299.42
  6. Step 6: Final answer
    x = 2,498.62

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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.