Home / 9,360.40-14,049.69-7,302.79

Finding the Fourth Proportional to 9,360.40, 14,049.69 and 7,302.79

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Solution

The fourth proportional to 9,360.40, 14,049.69 and 7,302.79 is: 10,961.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,360.40 : 14,049.69 = 7,302.79 : x
  2. Step 2: Convert to fraction form
    9,360.40/14,049.69 = 7,302.79/x
  3. Step 3: Cross multiply
    9,360.40x = 14,049.69 × 7,302.79
  4. Step 4: Simplify right side
    9,360.40x = 102,601,935.64
  5. Step 5: Solve for x
    x = 102,601,935.64/9,360.40
  6. Step 6: Final answer
    x = 10,961.28

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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.