Home / 7,550.48-10,419.60-4,193.28

Finding the Fourth Proportional to 7,550.48, 10,419.60 and 4,193.28

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Solution

The fourth proportional to 7,550.48, 10,419.60 and 4,193.28 is: 5,786.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,550.48 : 10,419.60 = 4,193.28 : x
  2. Step 2: Convert to fraction form
    7,550.48/10,419.60 = 4,193.28/x
  3. Step 3: Cross multiply
    7,550.48x = 10,419.60 × 4,193.28
  4. Step 4: Simplify right side
    7,550.48x = 43,692,300.29
  5. Step 5: Solve for x
    x = 43,692,300.29/7,550.48
  6. Step 6: Final answer
    x = 5,786.69

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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.