Home / 8,378.76-11,562.75-4,601.85

Finding the Fourth Proportional to 8,378.76, 11,562.75 and 4,601.85

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Solution

The fourth proportional to 8,378.76, 11,562.75 and 4,601.85 is: 6,350.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,378.76 : 11,562.75 = 4,601.85 : x
  2. Step 2: Convert to fraction form
    8,378.76/11,562.75 = 4,601.85/x
  3. Step 3: Cross multiply
    8,378.76x = 11,562.75 × 4,601.85
  4. Step 4: Simplify right side
    8,378.76x = 53,210,041.09
  5. Step 5: Solve for x
    x = 53,210,041.09/8,378.76
  6. Step 6: Final answer
    x = 6,350.59

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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.