Home / 9,359.56-12,915.84-5,110.48

Finding the Fourth Proportional to 9,359.56, 12,915.84 and 5,110.48

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Solution

The fourth proportional to 9,359.56, 12,915.84 and 5,110.48 is: 7,052.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,359.56 : 12,915.84 = 5,110.48 : x
  2. Step 2: Convert to fraction form
    9,359.56/12,915.84 = 5,110.48/x
  3. Step 3: Cross multiply
    9,359.56x = 12,915.84 × 5,110.48
  4. Step 4: Simplify right side
    9,359.56x = 66,006,142.00
  5. Step 5: Solve for x
    x = 66,006,142.00/9,359.56
  6. Step 6: Final answer
    x = 7,052.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.