Home / 5,141.39-7,707.58-2,471.64

Finding the Fourth Proportional to 5,141.39, 7,707.58 and 2,471.64

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Solution

The fourth proportional to 5,141.39, 7,707.58 and 2,471.64 is: 3,705.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141.39 : 7,707.58 = 2,471.64 : x
  2. Step 2: Convert to fraction form
    5,141.39/7,707.58 = 2,471.64/x
  3. Step 3: Cross multiply
    5,141.39x = 7,707.58 × 2,471.64
  4. Step 4: Simplify right side
    5,141.39x = 19,050,350.67
  5. Step 5: Solve for x
    x = 19,050,350.67/5,141.39
  6. Step 6: Final answer
    x = 3,705.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.