Home / 4,316.30-6,474.87-1,718.63

Finding the Fourth Proportional to 4,316.30, 6,474.87 and 1,718.63

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Solution

The fourth proportional to 4,316.30, 6,474.87 and 1,718.63 is: 2,578.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,316.30 : 6,474.87 = 1,718.63 : x
  2. Step 2: Convert to fraction form
    4,316.30/6,474.87 = 1,718.63/x
  3. Step 3: Cross multiply
    4,316.30x = 6,474.87 × 1,718.63
  4. Step 4: Simplify right side
    4,316.30x = 11,127,873.45
  5. Step 5: Solve for x
    x = 11,127,873.45/4,316.30
  6. Step 6: Final answer
    x = 2,578.11

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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.