Home / 5,317.44-7,329.60-3,742.08

Finding the Fourth Proportional to 5,317.44, 7,329.60 and 3,742.08

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Solution

The fourth proportional to 5,317.44, 7,329.60 and 3,742.08 is: 5,158.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,317.44 : 7,329.60 = 3,742.08 : x
  2. Step 2: Convert to fraction form
    5,317.44/7,329.60 = 3,742.08/x
  3. Step 3: Cross multiply
    5,317.44x = 7,329.60 × 3,742.08
  4. Step 4: Simplify right side
    5,317.44x = 27,427,949.57
  5. Step 5: Solve for x
    x = 27,427,949.57/5,317.44
  6. Step 6: Final answer
    x = 5,158.11

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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.