Home / 9,236.72-13,855.08-4,309.81

Finding the Fourth Proportional to 9,236.72, 13,855.08 and 4,309.81

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Solution

The fourth proportional to 9,236.72, 13,855.08 and 4,309.81 is: 6,464.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,236.72 : 13,855.08 = 4,309.81 : x
  2. Step 2: Convert to fraction form
    9,236.72/13,855.08 = 4,309.81/x
  3. Step 3: Cross multiply
    9,236.72x = 13,855.08 × 4,309.81
  4. Step 4: Simplify right side
    9,236.72x = 59,712,762.33
  5. Step 5: Solve for x
    x = 59,712,762.33/9,236.72
  6. Step 6: Final answer
    x = 6,464.72

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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.