Home / 4,659.98-6,985.78-1,736.28

Finding the Fourth Proportional to 4,659.98, 6,985.78 and 1,736.28

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Solution

The fourth proportional to 4,659.98, 6,985.78 and 1,736.28 is: 2,602.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,659.98 : 6,985.78 = 1,736.28 : x
  2. Step 2: Convert to fraction form
    4,659.98/6,985.78 = 1,736.28/x
  3. Step 3: Cross multiply
    4,659.98x = 6,985.78 × 1,736.28
  4. Step 4: Simplify right side
    4,659.98x = 12,129,270.10
  5. Step 5: Solve for x
    x = 12,129,270.10/4,659.98
  6. Step 6: Final answer
    x = 2,602.86

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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.