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Finding the Fourth Proportional to 2,673.54, 4,010.34 and 824.68

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Solution

The fourth proportional to 2,673.54, 4,010.34 and 824.68 is: 1,237.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,673.54 : 4,010.34 = 824.68 : x
  2. Step 2: Convert to fraction form
    2,673.54/4,010.34 = 824.68/x
  3. Step 3: Cross multiply
    2,673.54x = 4,010.34 × 824.68
  4. Step 4: Simplify right side
    2,673.54x = 3,307,247.19
  5. Step 5: Solve for x
    x = 3,307,247.19/2,673.54
  6. Step 6: Final answer
    x = 1,237.03

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1.5x scale

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.