Home / 12,560.91-18,842.04-3,795.60

Finding the Fourth Proportional to 12,560.91, 18,842.04 and 3,795.60

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Solution

The fourth proportional to 12,560.91, 18,842.04 and 3,795.60 is: 5,693.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,560.91 : 18,842.04 = 3,795.60 : x
  2. Step 2: Convert to fraction form
    12,560.91/18,842.04 = 3,795.60/x
  3. Step 3: Cross multiply
    12,560.91x = 18,842.04 × 3,795.60
  4. Step 4: Simplify right side
    12,560.91x = 71,516,847.02
  5. Step 5: Solve for x
    x = 71,516,847.02/12,560.91
  6. Step 6: Final answer
    x = 5,693.60

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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.