Home / 9,302.31-13,953.87-2,728.89

Finding the Fourth Proportional to 9,302.31, 13,953.87 and 2,728.89

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Solution

The fourth proportional to 9,302.31, 13,953.87 and 2,728.89 is: 4,093.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,302.31 : 13,953.87 = 2,728.89 : x
  2. Step 2: Convert to fraction form
    9,302.31/13,953.87 = 2,728.89/x
  3. Step 3: Cross multiply
    9,302.31x = 13,953.87 × 2,728.89
  4. Step 4: Simplify right side
    9,302.31x = 38,078,576.30
  5. Step 5: Solve for x
    x = 38,078,576.30/9,302.31
  6. Step 6: Final answer
    x = 4,093.45

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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.