Home / 10,324.10-14,247.28-5,608.39

Finding the Fourth Proportional to 10,324.10, 14,247.28 and 5,608.39

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Solution

The fourth proportional to 10,324.10, 14,247.28 and 5,608.39 is: 7,739.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,324.10 : 14,247.28 = 5,608.39 : x
  2. Step 2: Convert to fraction form
    10,324.10/14,247.28 = 5,608.39/x
  3. Step 3: Cross multiply
    10,324.10x = 14,247.28 × 5,608.39
  4. Step 4: Simplify right side
    10,324.10x = 79,904,203.40
  5. Step 5: Solve for x
    x = 79,904,203.40/10,324.10
  6. Step 6: Final answer
    x = 7,739.58

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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.