Home / 6,239.41-9,359.63-1,856.88

Finding the Fourth Proportional to 6,239.41, 9,359.63 and 1,856.88

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Solution

The fourth proportional to 6,239.41, 9,359.63 and 1,856.88 is: 2,785.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,239.41 : 9,359.63 = 1,856.88 : x
  2. Step 2: Convert to fraction form
    6,239.41/9,359.63 = 1,856.88/x
  3. Step 3: Cross multiply
    6,239.41x = 9,359.63 × 1,856.88
  4. Step 4: Simplify right side
    6,239.41x = 17,379,709.75
  5. Step 5: Solve for x
    x = 17,379,709.75/6,239.41
  6. Step 6: Final answer
    x = 2,785.47

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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.