Home / 2,867.51-4,301.70-1,018.48

Finding the Fourth Proportional to 2,867.51, 4,301.70 and 1,018.48

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Solution

The fourth proportional to 2,867.51, 4,301.70 and 1,018.48 is: 1,527.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867.51 : 4,301.70 = 1,018.48 : x
  2. Step 2: Convert to fraction form
    2,867.51/4,301.70 = 1,018.48/x
  3. Step 3: Cross multiply
    2,867.51x = 4,301.70 × 1,018.48
  4. Step 4: Simplify right side
    2,867.51x = 4,381,168.82
  5. Step 5: Solve for x
    x = 4,381,168.82/2,867.51
  6. Step 6: Final answer
    x = 1,527.87

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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.