Home / 6,207.75-9,305.45-2,915.00

Finding the Fourth Proportional to 6,207.75, 9,305.45 and 2,915.00

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Solution

The fourth proportional to 6,207.75, 9,305.45 and 2,915.00 is: 4,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,207.75 : 9,305.45 = 2,915.00 : x
  2. Step 2: Convert to fraction form
    6,207.75/9,305.45 = 2,915.00/x
  3. Step 3: Cross multiply
    6,207.75x = 9,305.45 × 2,915.00
  4. Step 4: Simplify right side
    6,207.75x = 27,125,371.47
  5. Step 5: Solve for x
    x = 27,125,371.47/6,207.75
  6. Step 6: Final answer
    x = 4,369.60

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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.