Home / 10,007.02-15,010.56-2,611.47

Finding the Fourth Proportional to 10,007.02, 15,010.56 and 2,611.47

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Solution

The fourth proportional to 10,007.02, 15,010.56 and 2,611.47 is: 3,917.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,007.02 : 15,010.56 = 2,611.47 : x
  2. Step 2: Convert to fraction form
    10,007.02/15,010.56 = 2,611.47/x
  3. Step 3: Cross multiply
    10,007.02x = 15,010.56 × 2,611.47
  4. Step 4: Simplify right side
    10,007.02x = 39,199,627.12
  5. Step 5: Solve for x
    x = 39,199,627.12/10,007.02
  6. Step 6: Final answer
    x = 3,917.21

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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.