Home / 4,491.55-6,740.06-1,718.50

Finding the Fourth Proportional to 4,491.55, 6,740.06 and 1,718.50

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Solution

The fourth proportional to 4,491.55, 6,740.06 and 1,718.50 is: 2,578.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,491.55 : 6,740.06 = 1,718.50 : x
  2. Step 2: Convert to fraction form
    4,491.55/6,740.06 = 1,718.50/x
  3. Step 3: Cross multiply
    4,491.55x = 6,740.06 × 1,718.50
  4. Step 4: Simplify right side
    4,491.55x = 11,582,818.41
  5. Step 5: Solve for x
    x = 11,582,818.41/4,491.55
  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.