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Finding the Fourth Proportional to 5,861.28, 8,810.96 and 4,703.96

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Solution

The fourth proportional to 5,861.28, 8,810.96 and 4,703.96 is: 7,071.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,861.28 : 8,810.96 = 4,703.96 : x
  2. Step 2: Convert to fraction form
    5,861.28/8,810.96 = 4,703.96/x
  3. Step 3: Cross multiply
    5,861.28x = 8,810.96 × 4,703.96
  4. Step 4: Simplify right side
    5,861.28x = 41,446,393.13
  5. Step 5: Solve for x
    x = 41,446,393.13/5,861.28
  6. Step 6: Final answer
    x = 7,071.22

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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.