Home / 5,828.68-8,039.58-3,469

Finding the Fourth Proportional to 5,828.68, 8,039.58 and 3,469

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Solution

The fourth proportional to 5,828.68, 8,039.58 and 3,469 is: 4,784.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,828.68 : 8,039.58 = 3,469 : x
  2. Step 2: Convert to fraction form
    5,828.68/8,039.58 = 3,469/x
  3. Step 3: Cross multiply
    5,828.68x = 8,039.58 × 3,469
  4. Step 4: Simplify right side
    5,828.68x = 27,889,303.02
  5. Step 5: Solve for x
    x = 27,889,303.02/5,828.68
  6. Step 6: Final answer
    x = 4,784.84

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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.