Home / 4,316.26-6,474.66-1,719.13

Finding the Fourth Proportional to 4,316.26, 6,474.66 and 1,719.13

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Solution

The fourth proportional to 4,316.26, 6,474.66 and 1,719.13 is: 2,578.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,316.26 : 6,474.66 = 1,719.13 : x
  2. Step 2: Convert to fraction form
    4,316.26/6,474.66 = 1,719.13/x
  3. Step 3: Cross multiply
    4,316.26x = 6,474.66 × 1,719.13
  4. Step 4: Simplify right side
    4,316.26x = 11,130,741.28
  5. Step 5: Solve for x
    x = 11,130,741.28/4,316.26
  6. Step 6: Final answer
    x = 2,578.80

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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.