Home / 6,476.87-9,720.03-2,582.39

Finding the Fourth Proportional to 6,476.87, 9,720.03 and 2,582.39

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Solution

The fourth proportional to 6,476.87, 9,720.03 and 2,582.39 is: 3,875.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,476.87 : 9,720.03 = 2,582.39 : x
  2. Step 2: Convert to fraction form
    6,476.87/9,720.03 = 2,582.39/x
  3. Step 3: Cross multiply
    6,476.87x = 9,720.03 × 2,582.39
  4. Step 4: Simplify right side
    6,476.87x = 25,100,908.27
  5. Step 5: Solve for x
    x = 25,100,908.27/6,476.87
  6. Step 6: Final answer
    x = 3,875.47

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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.