Home / 6,765.31-10,145.53-2,603.23

Finding the Fourth Proportional to 6,765.31, 10,145.53 and 2,603.23

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Solution

The fourth proportional to 6,765.31, 10,145.53 and 2,603.23 is: 3,903.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,765.31 : 10,145.53 = 2,603.23 : x
  2. Step 2: Convert to fraction form
    6,765.31/10,145.53 = 2,603.23/x
  3. Step 3: Cross multiply
    6,765.31x = 10,145.53 × 2,603.23
  4. Step 4: Simplify right side
    6,765.31x = 26,411,148.06
  5. Step 5: Solve for x
    x = 26,411,148.06/6,765.31
  6. Step 6: Final answer
    x = 3,903.91

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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.