Home / 6,386.04-9,576.43-2,438.75

Finding the Fourth Proportional to 6,386.04, 9,576.43 and 2,438.75

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Solution

The fourth proportional to 6,386.04, 9,576.43 and 2,438.75 is: 3,657.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386.04 : 9,576.43 = 2,438.75 : x
  2. Step 2: Convert to fraction form
    6,386.04/9,576.43 = 2,438.75/x
  3. Step 3: Cross multiply
    6,386.04x = 9,576.43 × 2,438.75
  4. Step 4: Simplify right side
    6,386.04x = 23,354,536.51
  5. Step 5: Solve for x
    x = 23,354,536.51/6,386.04
  6. Step 6: Final answer
    x = 3,657.12

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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.