Home / 12,802.25-19,188.28-5,774.03

Finding the Fourth Proportional to 12,802.25, 19,188.28 and 5,774.03

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Solution

The fourth proportional to 12,802.25, 19,188.28 and 5,774.03 is: 8,654.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,802.25 : 19,188.28 = 5,774.03 : x
  2. Step 2: Convert to fraction form
    12,802.25/19,188.28 = 5,774.03/x
  3. Step 3: Cross multiply
    12,802.25x = 19,188.28 × 5,774.03
  4. Step 4: Simplify right side
    12,802.25x = 110,793,704.37
  5. Step 5: Solve for x
    x = 110,793,704.37/12,802.25
  6. Step 6: Final answer
    x = 8,654.24

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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.