Home / 6,349.35-8,762.09-3,554.85

Finding the Fourth Proportional to 6,349.35, 8,762.09 and 3,554.85

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Solution

The fourth proportional to 6,349.35, 8,762.09 and 3,554.85 is: 4,905.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,349.35 : 8,762.09 = 3,554.85 : x
  2. Step 2: Convert to fraction form
    6,349.35/8,762.09 = 3,554.85/x
  3. Step 3: Cross multiply
    6,349.35x = 8,762.09 × 3,554.85
  4. Step 4: Simplify right side
    6,349.35x = 31,147,915.64
  5. Step 5: Solve for x
    x = 31,147,915.64/6,349.35
  6. Step 6: Final answer
    x = 4,905.69

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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.