Home / 5,108.02-7,051.48-3,409.34

Finding the Fourth Proportional to 5,108.02, 7,051.48 and 3,409.34

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Solution

The fourth proportional to 5,108.02, 7,051.48 and 3,409.34 is: 4,706.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,108.02 : 7,051.48 = 3,409.34 : x
  2. Step 2: Convert to fraction form
    5,108.02/7,051.48 = 3,409.34/x
  3. Step 3: Cross multiply
    5,108.02x = 7,051.48 × 3,409.34
  4. Step 4: Simplify right side
    5,108.02x = 24,040,857.57
  5. Step 5: Solve for x
    x = 24,040,857.57/5,108.02
  6. Step 6: Final answer
    x = 4,706.49

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Half scale
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Double scale
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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.