Home / 10,851.03-14,968.80-6,865.29

Finding the Fourth Proportional to 10,851.03, 14,968.80 and 6,865.29

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Solution

The fourth proportional to 10,851.03, 14,968.80 and 6,865.29 is: 9,470.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,851.03 : 14,968.80 = 6,865.29 : x
  2. Step 2: Convert to fraction form
    10,851.03/14,968.80 = 6,865.29/x
  3. Step 3: Cross multiply
    10,851.03x = 14,968.80 × 6,865.29
  4. Step 4: Simplify right side
    10,851.03x = 102,765,152.95
  5. Step 5: Solve for x
    x = 102,765,152.95/10,851.03
  6. Step 6: Final answer
    x = 9,470.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.