Home / 10,360.58-15,543.12-3,786.76

Finding the Fourth Proportional to 10,360.58, 15,543.12 and 3,786.76

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Solution

The fourth proportional to 10,360.58, 15,543.12 and 3,786.76 is: 5,680.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,360.58 : 15,543.12 = 3,786.76 : x
  2. Step 2: Convert to fraction form
    10,360.58/15,543.12 = 3,786.76/x
  3. Step 3: Cross multiply
    10,360.58x = 15,543.12 × 3,786.76
  4. Step 4: Simplify right side
    10,360.58x = 58,858,065.09
  5. Step 5: Solve for x
    x = 58,858,065.09/10,360.58
  6. Step 6: Final answer
    x = 5,680.96

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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.