Home / 9,988.02-14,983.38-3,412.44

Finding the Fourth Proportional to 9,988.02, 14,983.38 and 3,412.44

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Solution

The fourth proportional to 9,988.02, 14,983.38 and 3,412.44 is: 5,119.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,988.02 : 14,983.38 = 3,412.44 : x
  2. Step 2: Convert to fraction form
    9,988.02/14,983.38 = 3,412.44/x
  3. Step 3: Cross multiply
    9,988.02x = 14,983.38 × 3,412.44
  4. Step 4: Simplify right side
    9,988.02x = 51,129,885.25
  5. Step 5: Solve for x
    x = 51,129,885.25/9,988.02
  6. Step 6: Final answer
    x = 5,119.12

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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.