Home / 6,424.63-9,638.43-2,476.45

Finding the Fourth Proportional to 6,424.63, 9,638.43 and 2,476.45

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Solution

The fourth proportional to 6,424.63, 9,638.43 and 2,476.45 is: 3,715.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,424.63 : 9,638.43 = 2,476.45 : x
  2. Step 2: Convert to fraction form
    6,424.63/9,638.43 = 2,476.45/x
  3. Step 3: Cross multiply
    6,424.63x = 9,638.43 × 2,476.45
  4. Step 4: Simplify right side
    6,424.63x = 23,869,089.97
  5. Step 5: Solve for x
    x = 23,869,089.97/6,424.63
  6. Step 6: Final answer
    x = 3,715.25

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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.