Home / 11,802.09-17,690.18-4,005.03

Finding the Fourth Proportional to 11,802.09, 17,690.18 and 4,005.03

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Solution

The fourth proportional to 11,802.09, 17,690.18 and 4,005.03 is: 6,003.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,802.09 : 17,690.18 = 4,005.03 : x
  2. Step 2: Convert to fraction form
    11,802.09/17,690.18 = 4,005.03/x
  3. Step 3: Cross multiply
    11,802.09x = 17,690.18 × 4,005.03
  4. Step 4: Simplify right side
    11,802.09x = 70,849,681.58
  5. Step 5: Solve for x
    x = 70,849,681.58/11,802.09
  6. Step 6: Final answer
    x = 6,003.15

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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.