Home / 7,330.58-10,121.05-4,540.94

Finding the Fourth Proportional to 7,330.58, 10,121.05 and 4,540.94

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Solution

The fourth proportional to 7,330.58, 10,121.05 and 4,540.94 is: 6,269.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,330.58 : 10,121.05 = 4,540.94 : x
  2. Step 2: Convert to fraction form
    7,330.58/10,121.05 = 4,540.94/x
  3. Step 3: Cross multiply
    7,330.58x = 10,121.05 × 4,540.94
  4. Step 4: Simplify right side
    7,330.58x = 45,959,073.81
  5. Step 5: Solve for x
    x = 45,959,073.81/7,330.58
  6. Step 6: Final answer
    x = 6,269.50

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Half scale
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Similar ratio
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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.