Home / 4,520.12-6,779.12-1,232.43

Finding the Fourth Proportional to 4,520.12, 6,779.12 and 1,232.43

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Solution

The fourth proportional to 4,520.12, 6,779.12 and 1,232.43 is: 1,848.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520.12 : 6,779.12 = 1,232.43 : x
  2. Step 2: Convert to fraction form
    4,520.12/6,779.12 = 1,232.43/x
  3. Step 3: Cross multiply
    4,520.12x = 6,779.12 × 1,232.43
  4. Step 4: Simplify right side
    4,520.12x = 8,354,823.41
  5. Step 5: Solve for x
    x = 8,354,823.41/4,520.12
  6. Step 6: Final answer
    x = 1,848.36

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.