Home / 11,388.04-17,084.30-4,814.20

Finding the Fourth Proportional to 11,388.04, 17,084.30 and 4,814.20

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Solution

The fourth proportional to 11,388.04, 17,084.30 and 4,814.20 is: 7,222.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,388.04 : 17,084.30 = 4,814.20 : x
  2. Step 2: Convert to fraction form
    11,388.04/17,084.30 = 4,814.20/x
  3. Step 3: Cross multiply
    11,388.04x = 17,084.30 × 4,814.20
  4. Step 4: Simplify right side
    11,388.04x = 82,247,237.06
  5. Step 5: Solve for x
    x = 82,247,237.06/11,388.04
  6. Step 6: Final answer
    x = 7,222.25

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1.5x scale

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.