Home / 6,244.76-8,619.48-3,885.50

Finding the Fourth Proportional to 6,244.76, 8,619.48 and 3,885.50

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Solution

The fourth proportional to 6,244.76, 8,619.48 and 3,885.50 is: 5,363.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,244.76 : 8,619.48 = 3,885.50 : x
  2. Step 2: Convert to fraction form
    6,244.76/8,619.48 = 3,885.50/x
  3. Step 3: Cross multiply
    6,244.76x = 8,619.48 × 3,885.50
  4. Step 4: Simplify right side
    6,244.76x = 33,490,989.54
  5. Step 5: Solve for x
    x = 33,490,989.54/6,244.76
  6. Step 6: Final answer
    x = 5,363.05

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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.