Home / 3,509.30-4,832.99-3,432.76

Finding the Fourth Proportional to 3,509.30, 4,832.99 and 3,432.76

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Solution

The fourth proportional to 3,509.30, 4,832.99 and 3,432.76 is: 4,727.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509.30 : 4,832.99 = 3,432.76 : x
  2. Step 2: Convert to fraction form
    3,509.30/4,832.99 = 3,432.76/x
  3. Step 3: Cross multiply
    3,509.30x = 4,832.99 × 3,432.76
  4. Step 4: Simplify right side
    3,509.30x = 16,590,494.75
  5. Step 5: Solve for x
    x = 16,590,494.75/3,509.30
  6. Step 6: Final answer
    x = 4,727.58

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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.