Home / 11,390.02-17,087.04-3,492.35

Finding the Fourth Proportional to 11,390.02, 17,087.04 and 3,492.35

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Solution

The fourth proportional to 11,390.02, 17,087.04 and 3,492.35 is: 5,239.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,390.02 : 17,087.04 = 3,492.35 : x
  2. Step 2: Convert to fraction form
    11,390.02/17,087.04 = 3,492.35/x
  3. Step 3: Cross multiply
    11,390.02x = 17,087.04 × 3,492.35
  4. Step 4: Simplify right side
    11,390.02x = 59,673,924.14
  5. Step 5: Solve for x
    x = 59,673,924.14/11,390.02
  6. Step 6: Final answer
    x = 5,239.14

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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.