Home / 4,229.96-6,345.46-1,308.50

Finding the Fourth Proportional to 4,229.96, 6,345.46 and 1,308.50

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Solution

The fourth proportional to 4,229.96, 6,345.46 and 1,308.50 is: 1,962.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,229.96 : 6,345.46 = 1,308.50 : x
  2. Step 2: Convert to fraction form
    4,229.96/6,345.46 = 1,308.50/x
  3. Step 3: Cross multiply
    4,229.96x = 6,345.46 × 1,308.50
  4. Step 4: Simplify right side
    4,229.96x = 8,303,034.41
  5. Step 5: Solve for x
    x = 8,303,034.41/4,229.96
  6. Step 6: Final answer
    x = 1,962.91

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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.