Home / 4,918.59-6,787.57-2,680.51

Finding the Fourth Proportional to 4,918.59, 6,787.57 and 2,680.51

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Solution

The fourth proportional to 4,918.59, 6,787.57 and 2,680.51 is: 3,699.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918.59 : 6,787.57 = 2,680.51 : x
  2. Step 2: Convert to fraction form
    4,918.59/6,787.57 = 2,680.51/x
  3. Step 3: Cross multiply
    4,918.59x = 6,787.57 × 2,680.51
  4. Step 4: Simplify right side
    4,918.59x = 18,194,149.26
  5. Step 5: Solve for x
    x = 18,194,149.26/4,918.59
  6. Step 6: Final answer
    x = 3,699.06

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1.5x scale

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.