Home / 7,324.48-10,109.60-4,182.49

Finding the Fourth Proportional to 7,324.48, 10,109.60 and 4,182.49

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Solution

The fourth proportional to 7,324.48, 10,109.60 and 4,182.49 is: 5,772.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,324.48 : 10,109.60 = 4,182.49 : x
  2. Step 2: Convert to fraction form
    7,324.48/10,109.60 = 4,182.49/x
  3. Step 3: Cross multiply
    7,324.48x = 10,109.60 × 4,182.49
  4. Step 4: Simplify right side
    7,324.48x = 42,283,300.90
  5. Step 5: Solve for x
    x = 42,283,300.90/7,324.48
  6. Step 6: Final answer
    x = 5,772.87

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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.