Home / 4,702.23-6,489.75-2,713.47

Finding the Fourth Proportional to 4,702.23, 6,489.75 and 2,713.47

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Solution

The fourth proportional to 4,702.23, 6,489.75 and 2,713.47 is: 3,744.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,702.23 : 6,489.75 = 2,713.47 : x
  2. Step 2: Convert to fraction form
    4,702.23/6,489.75 = 2,713.47/x
  3. Step 3: Cross multiply
    4,702.23x = 6,489.75 × 2,713.47
  4. Step 4: Simplify right side
    4,702.23x = 17,609,741.93
  5. Step 5: Solve for x
    x = 17,609,741.93/4,702.23
  6. Step 6: Final answer
    x = 3,744.98

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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.