Home / 6,445.71-9,669.24-2,748.33

Finding the Fourth Proportional to 6,445.71, 9,669.24 and 2,748.33

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Solution

The fourth proportional to 6,445.71, 9,669.24 and 2,748.33 is: 4,122.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,445.71 : 9,669.24 = 2,748.33 : x
  2. Step 2: Convert to fraction form
    6,445.71/9,669.24 = 2,748.33/x
  3. Step 3: Cross multiply
    6,445.71x = 9,669.24 × 2,748.33
  4. Step 4: Simplify right side
    6,445.71x = 26,574,262.37
  5. Step 5: Solve for x
    x = 26,574,262.37/6,445.71
  6. Step 6: Final answer
    x = 4,122.78

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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.