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Finding the Fourth Proportional to 5,693.98, 7,852.76 and 3,703.80

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Solution

The fourth proportional to 5,693.98, 7,852.76 and 3,703.80 is: 5,108.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,693.98 : 7,852.76 = 3,703.80 : x
  2. Step 2: Convert to fraction form
    5,693.98/7,852.76 = 3,703.80/x
  3. Step 3: Cross multiply
    5,693.98x = 7,852.76 × 3,703.80
  4. Step 4: Simplify right side
    5,693.98x = 29,085,052.49
  5. Step 5: Solve for x
    x = 29,085,052.49/5,693.98
  6. Step 6: Final answer
    x = 5,108.04

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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.