Home / 6,402.17-9,603.30-2,019.98

Finding the Fourth Proportional to 6,402.17, 9,603.30 and 2,019.98

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Solution

The fourth proportional to 6,402.17, 9,603.30 and 2,019.98 is: 3,029.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,402.17 : 9,603.30 = 2,019.98 : x
  2. Step 2: Convert to fraction form
    6,402.17/9,603.30 = 2,019.98/x
  3. Step 3: Cross multiply
    6,402.17x = 9,603.30 × 2,019.98
  4. Step 4: Simplify right side
    6,402.17x = 19,398,473.93
  5. Step 5: Solve for x
    x = 19,398,473.93/6,402.17
  6. Step 6: Final answer
    x = 3,029.98

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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.