Home / 3,157.50-4,733.54-1,769.70

Finding the Fourth Proportional to 3,157.50, 4,733.54 and 1,769.70

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Solution

The fourth proportional to 3,157.50, 4,733.54 and 1,769.70 is: 2,653.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157.50 : 4,733.54 = 1,769.70 : x
  2. Step 2: Convert to fraction form
    3,157.50/4,733.54 = 1,769.70/x
  3. Step 3: Cross multiply
    3,157.50x = 4,733.54 × 1,769.70
  4. Step 4: Simplify right side
    3,157.50x = 8,376,913.22
  5. Step 5: Solve for x
    x = 8,376,913.22/3,157.50
  6. Step 6: Final answer
    x = 2,653.03

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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.