Home / 3,507.93-5,262.14-1,316.61

Finding the Fourth Proportional to 3,507.93, 5,262.14 and 1,316.61

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Solution

The fourth proportional to 3,507.93, 5,262.14 and 1,316.61 is: 1,975.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507.93 : 5,262.14 = 1,316.61 : x
  2. Step 2: Convert to fraction form
    3,507.93/5,262.14 = 1,316.61/x
  3. Step 3: Cross multiply
    3,507.93x = 5,262.14 × 1,316.61
  4. Step 4: Simplify right side
    3,507.93x = 6,928,189.44
  5. Step 5: Solve for x
    x = 6,928,189.44/3,507.93
  6. Step 6: Final answer
    x = 1,975.01

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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.