Home / 4,498.12-6,746.70-1,211.55

Finding the Fourth Proportional to 4,498.12, 6,746.70 and 1,211.55

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Solution

The fourth proportional to 4,498.12, 6,746.70 and 1,211.55 is: 1,817.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,498.12 : 6,746.70 = 1,211.55 : x
  2. Step 2: Convert to fraction form
    4,498.12/6,746.70 = 1,211.55/x
  3. Step 3: Cross multiply
    4,498.12x = 6,746.70 × 1,211.55
  4. Step 4: Simplify right side
    4,498.12x = 8,173,964.39
  5. Step 5: Solve for x
    x = 8,173,964.39/4,498.12
  6. Step 6: Final answer
    x = 1,817.20

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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.