Home / 4,182.84-6,271.86-1,260.28

Finding the Fourth Proportional to 4,182.84, 6,271.86 and 1,260.28

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Solution

The fourth proportional to 4,182.84, 6,271.86 and 1,260.28 is: 1,889.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,182.84 : 6,271.86 = 1,260.28 : x
  2. Step 2: Convert to fraction form
    4,182.84/6,271.86 = 1,260.28/x
  3. Step 3: Cross multiply
    4,182.84x = 6,271.86 × 1,260.28
  4. Step 4: Simplify right side
    4,182.84x = 7,904,299.72
  5. Step 5: Solve for x
    x = 7,904,299.72/4,182.84
  6. Step 6: Final answer
    x = 1,889.70

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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.