Home / 10,285.66-14,193.51-5,809.60

Finding the Fourth Proportional to 10,285.66, 14,193.51 and 5,809.60

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Solution

The fourth proportional to 10,285.66, 14,193.51 and 5,809.60 is: 8,016.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,285.66 : 14,193.51 = 5,809.60 : x
  2. Step 2: Convert to fraction form
    10,285.66/14,193.51 = 5,809.60/x
  3. Step 3: Cross multiply
    10,285.66x = 14,193.51 × 5,809.60
  4. Step 4: Simplify right side
    10,285.66x = 82,458,615.70
  5. Step 5: Solve for x
    x = 82,458,615.70/10,285.66
  6. Step 6: Final answer
    x = 8,016.85

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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.