Home / 7,820.16-11,733.13-3,661.52

Finding the Fourth Proportional to 7,820.16, 11,733.13 and 3,661.52

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Solution

The fourth proportional to 7,820.16, 11,733.13 and 3,661.52 is: 5,493.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,820.16 : 11,733.13 = 3,661.52 : x
  2. Step 2: Convert to fraction form
    7,820.16/11,733.13 = 3,661.52/x
  3. Step 3: Cross multiply
    7,820.16x = 11,733.13 × 3,661.52
  4. Step 4: Simplify right side
    7,820.16x = 42,961,090.16
  5. Step 5: Solve for x
    x = 42,961,090.16/7,820.16
  6. Step 6: Final answer
    x = 5,493.63

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.