Home / 4,869.90-7,300.47-1,749.17

Finding the Fourth Proportional to 4,869.90, 7,300.47 and 1,749.17

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Solution

The fourth proportional to 4,869.90, 7,300.47 and 1,749.17 is: 2,622.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869.90 : 7,300.47 = 1,749.17 : x
  2. Step 2: Convert to fraction form
    4,869.90/7,300.47 = 1,749.17/x
  3. Step 3: Cross multiply
    4,869.90x = 7,300.47 × 1,749.17
  4. Step 4: Simplify right side
    4,869.90x = 12,769,755.09
  5. Step 5: Solve for x
    x = 12,769,755.09/4,869.90
  6. Step 6: Final answer
    x = 2,622.18

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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.