Home / 5,325.60-7,349.32-3,087.92

Finding the Fourth Proportional to 5,325.60, 7,349.32 and 3,087.92

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Solution

The fourth proportional to 5,325.60, 7,349.32 and 3,087.92 is: 4,261.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325.60 : 7,349.32 = 3,087.92 : x
  2. Step 2: Convert to fraction form
    5,325.60/7,349.32 = 3,087.92/x
  3. Step 3: Cross multiply
    5,325.60x = 7,349.32 × 3,087.92
  4. Step 4: Simplify right side
    5,325.60x = 22,694,112.21
  5. Step 5: Solve for x
    x = 22,694,112.21/5,325.60
  6. Step 6: Final answer
    x = 4,261.32

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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.