Home / 4,462.60-6,693.69-2,120.89

Finding the Fourth Proportional to 4,462.60, 6,693.69 and 2,120.89

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Solution

The fourth proportional to 4,462.60, 6,693.69 and 2,120.89 is: 3,181.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,462.60 : 6,693.69 = 2,120.89 : x
  2. Step 2: Convert to fraction form
    4,462.60/6,693.69 = 2,120.89/x
  3. Step 3: Cross multiply
    4,462.60x = 6,693.69 × 2,120.89
  4. Step 4: Simplify right side
    4,462.60x = 14,196,580.18
  5. Step 5: Solve for x
    x = 14,196,580.18/4,462.60
  6. Step 6: Final answer
    x = 3,181.24

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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.