Home / 4,182.84-6,275.63-1,718.82

Finding the Fourth Proportional to 4,182.84, 6,275.63 and 1,718.82

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Solution

The fourth proportional to 4,182.84, 6,275.63 and 1,718.82 is: 2,578.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,182.84 : 6,275.63 = 1,718.82 : x
  2. Step 2: Convert to fraction form
    4,182.84/6,275.63 = 1,718.82/x
  3. Step 3: Cross multiply
    4,182.84x = 6,275.63 × 1,718.82
  4. Step 4: Simplify right side
    4,182.84x = 10,786,678.36
  5. Step 5: Solve for x
    x = 10,786,678.36/4,182.84
  6. Step 6: Final answer
    x = 2,578.79

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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.