Home / 9,983.29-14,985.87-5,609.29

Finding the Fourth Proportional to 9,983.29, 14,985.87 and 5,609.29

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Solution

The fourth proportional to 9,983.29, 14,985.87 and 5,609.29 is: 8,420.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,983.29 : 14,985.87 = 5,609.29 : x
  2. Step 2: Convert to fraction form
    9,983.29/14,985.87 = 5,609.29/x
  3. Step 3: Cross multiply
    9,983.29x = 14,985.87 × 5,609.29
  4. Step 4: Simplify right side
    9,983.29x = 84,060,090.73
  5. Step 5: Solve for x
    x = 84,060,090.73/9,983.29
  6. Step 6: Final answer
    x = 8,420.08

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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.