Home / 5,407.26-7,463.97-3,419.16

Finding the Fourth Proportional to 5,407.26, 7,463.97 and 3,419.16

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Solution

The fourth proportional to 5,407.26, 7,463.97 and 3,419.16 is: 4,719.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,407.26 : 7,463.97 = 3,419.16 : x
  2. Step 2: Convert to fraction form
    5,407.26/7,463.97 = 3,419.16/x
  3. Step 3: Cross multiply
    5,407.26x = 7,463.97 × 3,419.16
  4. Step 4: Simplify right side
    5,407.26x = 25,520,507.67
  5. Step 5: Solve for x
    x = 25,520,507.67/5,407.26
  6. Step 6: Final answer
    x = 4,719.67

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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.