Home / 10,366.86-15,550.83-2,575.74

Finding the Fourth Proportional to 10,366.86, 15,550.83 and 2,575.74

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Solution

The fourth proportional to 10,366.86, 15,550.83 and 2,575.74 is: 3,863.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.86 : 15,550.83 = 2,575.74 : x
  2. Step 2: Convert to fraction form
    10,366.86/15,550.83 = 2,575.74/x
  3. Step 3: Cross multiply
    10,366.86x = 15,550.83 × 2,575.74
  4. Step 4: Simplify right side
    10,366.86x = 40,054,894.86
  5. Step 5: Solve for x
    x = 40,054,894.86/10,366.86
  6. Step 6: Final answer
    x = 3,863.74

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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.