Home / 10,934.12-16,403.58-3,539.32

Finding the Fourth Proportional to 10,934.12, 16,403.58 and 3,539.32

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Solution

The fourth proportional to 10,934.12, 16,403.58 and 3,539.32 is: 5,309.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,934.12 : 16,403.58 = 3,539.32 : x
  2. Step 2: Convert to fraction form
    10,934.12/16,403.58 = 3,539.32/x
  3. Step 3: Cross multiply
    10,934.12x = 16,403.58 × 3,539.32
  4. Step 4: Simplify right side
    10,934.12x = 58,057,518.77
  5. Step 5: Solve for x
    x = 58,057,518.77/10,934.12
  6. Step 6: Final answer
    x = 5,309.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.