Home / 11,799.74-17,693.50-3,478.68

Finding the Fourth Proportional to 11,799.74, 17,693.50 and 3,478.68

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Solution

The fourth proportional to 11,799.74, 17,693.50 and 3,478.68 is: 5,216.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,799.74 : 17,693.50 = 3,478.68 : x
  2. Step 2: Convert to fraction form
    11,799.74/17,693.50 = 3,478.68/x
  3. Step 3: Cross multiply
    11,799.74x = 17,693.50 × 3,478.68
  4. Step 4: Simplify right side
    11,799.74x = 61,550,024.58
  5. Step 5: Solve for x
    x = 61,550,024.58/11,799.74
  6. Step 6: Final answer
    x = 5,216.22

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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.