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Finding the Fourth Proportional to 5,663.93, 7,817.04 and 4,718.39

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Solution

The fourth proportional to 5,663.93, 7,817.04 and 4,718.39 is: 6,512.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,663.93 : 7,817.04 = 4,718.39 : x
  2. Step 2: Convert to fraction form
    5,663.93/7,817.04 = 4,718.39/x
  3. Step 3: Cross multiply
    5,663.93x = 7,817.04 × 4,718.39
  4. Step 4: Simplify right side
    5,663.93x = 36,883,804.28
  5. Step 5: Solve for x
    x = 36,883,804.28/5,663.93
  6. Step 6: Final answer
    x = 6,512.06

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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.