Home / 6,448.68-9,675.45-2,983.50

Finding the Fourth Proportional to 6,448.68, 9,675.45 and 2,983.50

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Solution

The fourth proportional to 6,448.68, 9,675.45 and 2,983.50 is: 4,476.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448.68 : 9,675.45 = 2,983.50 : x
  2. Step 2: Convert to fraction form
    6,448.68/9,675.45 = 2,983.50/x
  3. Step 3: Cross multiply
    6,448.68x = 9,675.45 × 2,983.50
  4. Step 4: Simplify right side
    6,448.68x = 28,866,705.08
  5. Step 5: Solve for x
    x = 28,866,705.08/6,448.68
  6. Step 6: Final answer
    x = 4,476.37

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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.