Home / 6,836.87-9,432.81-4,181.51

Finding the Fourth Proportional to 6,836.87, 9,432.81 and 4,181.51

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Solution

The fourth proportional to 6,836.87, 9,432.81 and 4,181.51 is: 5,769.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,836.87 : 9,432.81 = 4,181.51 : x
  2. Step 2: Convert to fraction form
    6,836.87/9,432.81 = 4,181.51/x
  3. Step 3: Cross multiply
    6,836.87x = 9,432.81 × 4,181.51
  4. Step 4: Simplify right side
    6,836.87x = 39,443,342.18
  5. Step 5: Solve for x
    x = 39,443,342.18/6,836.87
  6. Step 6: Final answer
    x = 5,769.21

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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.