Home / 3,243.18-4,477.02-2,365.68

Finding the Fourth Proportional to 3,243.18, 4,477.02 and 2,365.68

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Solution

The fourth proportional to 3,243.18, 4,477.02 and 2,365.68 is: 3,265.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.18 : 4,477.02 = 2,365.68 : x
  2. Step 2: Convert to fraction form
    3,243.18/4,477.02 = 2,365.68/x
  3. Step 3: Cross multiply
    3,243.18x = 4,477.02 × 2,365.68
  4. Step 4: Simplify right side
    3,243.18x = 10,591,196.67
  5. Step 5: Solve for x
    x = 10,591,196.67/3,243.18
  6. Step 6: Final answer
    x = 3,265.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.