Home / 3,524.68-4,869.92-2,784.32

Finding the Fourth Proportional to 3,524.68, 4,869.92 and 2,784.32

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Solution

The fourth proportional to 3,524.68, 4,869.92 and 2,784.32 is: 3,846.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,524.68 : 4,869.92 = 2,784.32 : x
  2. Step 2: Convert to fraction form
    3,524.68/4,869.92 = 2,784.32/x
  3. Step 3: Cross multiply
    3,524.68x = 4,869.92 × 2,784.32
  4. Step 4: Simplify right side
    3,524.68x = 13,559,415.65
  5. Step 5: Solve for x
    x = 13,559,415.65/3,524.68
  6. Step 6: Final answer
    x = 3,846.99

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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.