Home / 5,317.64-7,338.58-4,431.96

Finding the Fourth Proportional to 5,317.64, 7,338.58 and 4,431.96

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Solution

The fourth proportional to 5,317.64, 7,338.58 and 4,431.96 is: 6,116.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,317.64 : 7,338.58 = 4,431.96 : x
  2. Step 2: Convert to fraction form
    5,317.64/7,338.58 = 4,431.96/x
  3. Step 3: Cross multiply
    5,317.64x = 7,338.58 × 4,431.96
  4. Step 4: Simplify right side
    5,317.64x = 32,524,293.02
  5. Step 5: Solve for x
    x = 32,524,293.02/5,317.64
  6. Step 6: Final answer
    x = 6,116.30

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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.