Home / 5,867.46-8,802.51-1,971.75

Finding the Fourth Proportional to 5,867.46, 8,802.51 and 1,971.75

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Solution

The fourth proportional to 5,867.46, 8,802.51 and 1,971.75 is: 2,958.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,867.46 : 8,802.51 = 1,971.75 : x
  2. Step 2: Convert to fraction form
    5,867.46/8,802.51 = 1,971.75/x
  3. Step 3: Cross multiply
    5,867.46x = 8,802.51 × 1,971.75
  4. Step 4: Simplify right side
    5,867.46x = 17,356,349.09
  5. Step 5: Solve for x
    x = 17,356,349.09/5,867.46
  6. Step 6: Final answer
    x = 2,958.07

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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.