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Finding the Fourth Proportional to 5,543.93, 7,643.81 and 3,444.41

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Solution

The fourth proportional to 5,543.93, 7,643.81 and 3,444.41 is: 4,749.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543.93 : 7,643.81 = 3,444.41 : x
  2. Step 2: Convert to fraction form
    5,543.93/7,643.81 = 3,444.41/x
  3. Step 3: Cross multiply
    5,543.93x = 7,643.81 × 3,444.41
  4. Step 4: Simplify right side
    5,543.93x = 26,328,360.16
  5. Step 5: Solve for x
    x = 26,328,360.16/5,543.93
  6. Step 6: Final answer
    x = 4,749.05

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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.