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Finding the Fourth Proportional to 6,708.91, 10,063.36 and 1,779.05

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Solution

The fourth proportional to 6,708.91, 10,063.36 and 1,779.05 is: 2,668.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,708.91 : 10,063.36 = 1,779.05 : x
  2. Step 2: Convert to fraction form
    6,708.91/10,063.36 = 1,779.05/x
  3. Step 3: Cross multiply
    6,708.91x = 10,063.36 × 1,779.05
  4. Step 4: Simplify right side
    6,708.91x = 17,903,220.61
  5. Step 5: Solve for x
    x = 17,903,220.61/6,708.91
  6. Step 6: Final answer
    x = 2,668.57

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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.