Home / 5,908.60-8,162.16-5,376.56

Finding the Fourth Proportional to 5,908.60, 8,162.16 and 5,376.56

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Solution

The fourth proportional to 5,908.60, 8,162.16 and 5,376.56 is: 7,427.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,908.60 : 8,162.16 = 5,376.56 : x
  2. Step 2: Convert to fraction form
    5,908.60/8,162.16 = 5,376.56/x
  3. Step 3: Cross multiply
    5,908.60x = 8,162.16 × 5,376.56
  4. Step 4: Simplify right side
    5,908.60x = 43,884,342.97
  5. Step 5: Solve for x
    x = 43,884,342.97/5,908.60
  6. Step 6: Final answer
    x = 7,427.20

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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.