Home / 10,113.54-15,172.32-3,094.53

Finding the Fourth Proportional to 10,113.54, 15,172.32 and 3,094.53

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Solution

The fourth proportional to 10,113.54, 15,172.32 and 3,094.53 is: 4,642.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,113.54 : 15,172.32 = 3,094.53 : x
  2. Step 2: Convert to fraction form
    10,113.54/15,172.32 = 3,094.53/x
  3. Step 3: Cross multiply
    10,113.54x = 15,172.32 × 3,094.53
  4. Step 4: Simplify right side
    10,113.54x = 46,951,199.41
  5. Step 5: Solve for x
    x = 46,951,199.41/10,113.54
  6. Step 6: Final answer
    x = 4,642.41

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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.