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Finding the Fourth Proportional to 4,867.71, 7,300.88 and 1,580.84

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Solution

The fourth proportional to 4,867.71, 7,300.88 and 1,580.84 is: 2,371.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,867.71 : 7,300.88 = 1,580.84 : x
  2. Step 2: Convert to fraction form
    4,867.71/7,300.88 = 1,580.84/x
  3. Step 3: Cross multiply
    4,867.71x = 7,300.88 × 1,580.84
  4. Step 4: Simplify right side
    4,867.71x = 11,541,478.73
  5. Step 5: Solve for x
    x = 11,541,478.73/4,867.71
  6. Step 6: Final answer
    x = 2,371.03

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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.