Home / 5,325.34-7,341.80-3,729.84

Finding the Fourth Proportional to 5,325.34, 7,341.80 and 3,729.84

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Solution

The fourth proportional to 5,325.34, 7,341.80 and 3,729.84 is: 5,142.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325.34 : 7,341.80 = 3,729.84 : x
  2. Step 2: Convert to fraction form
    5,325.34/7,341.80 = 3,729.84/x
  3. Step 3: Cross multiply
    5,325.34x = 7,341.80 × 3,729.84
  4. Step 4: Simplify right side
    5,325.34x = 27,383,739.31
  5. Step 5: Solve for x
    x = 27,383,739.31/5,325.34
  6. Step 6: Final answer
    x = 5,142.16

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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.