Home / 12,260.01-18,391.74-4,865.22

Finding the Fourth Proportional to 12,260.01, 18,391.74 and 4,865.22

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Solution

The fourth proportional to 12,260.01, 18,391.74 and 4,865.22 is: 7,298.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,260.01 : 18,391.74 = 4,865.22 : x
  2. Step 2: Convert to fraction form
    12,260.01/18,391.74 = 4,865.22/x
  3. Step 3: Cross multiply
    12,260.01x = 18,391.74 × 4,865.22
  4. Step 4: Simplify right side
    12,260.01x = 89,479,861.28
  5. Step 5: Solve for x
    x = 89,479,861.28/12,260.01
  6. Step 6: Final answer
    x = 7,298.51

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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.