Home / 4,881.65-6,735.08-3,113.82

Finding the Fourth Proportional to 4,881.65, 6,735.08 and 3,113.82

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Solution

The fourth proportional to 4,881.65, 6,735.08 and 3,113.82 is: 4,296.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881.65 : 6,735.08 = 3,113.82 : x
  2. Step 2: Convert to fraction form
    4,881.65/6,735.08 = 3,113.82/x
  3. Step 3: Cross multiply
    4,881.65x = 6,735.08 × 3,113.82
  4. Step 4: Simplify right side
    4,881.65x = 20,971,834.59
  5. Step 5: Solve for x
    x = 20,971,834.59/4,881.65
  6. Step 6: Final answer
    x = 4,296.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.