Home / 9,910.80-14,873.40-4,071.60

Finding the Fourth Proportional to 9,910.80, 14,873.40 and 4,071.60

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Solution

The fourth proportional to 9,910.80, 14,873.40 and 4,071.60 is: 6,110.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,910.80 : 14,873.40 = 4,071.60 : x
  2. Step 2: Convert to fraction form
    9,910.80/14,873.40 = 4,071.60/x
  3. Step 3: Cross multiply
    9,910.80x = 14,873.40 × 4,071.60
  4. Step 4: Simplify right side
    9,910.80x = 60,558,535.44
  5. Step 5: Solve for x
    x = 60,558,535.44/9,910.80
  6. Step 6: Final answer
    x = 6,110.36

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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.