Home / 4,830.30-7,245.45-4,196.70

Finding the Fourth Proportional to 4,830.30, 7,245.45 and 4,196.70

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Solution

The fourth proportional to 4,830.30, 7,245.45 and 4,196.70 is: 6,295.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.30 : 7,245.45 = 4,196.70 : x
  2. Step 2: Convert to fraction form
    4,830.30/7,245.45 = 4,196.70/x
  3. Step 3: Cross multiply
    4,830.30x = 7,245.45 × 4,196.70
  4. Step 4: Simplify right side
    4,830.30x = 30,406,980.02
  5. Step 5: Solve for x
    x = 30,406,980.02/4,830.30
  6. Step 6: Final answer
    x = 6,295.05

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Similar ratio
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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.