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Finding the Fourth Proportional to 5,165.93, 7,117.92 and 4,741.29

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Solution

The fourth proportional to 5,165.93, 7,117.92 and 4,741.29 is: 6,532.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,165.93 : 7,117.92 = 4,741.29 : x
  2. Step 2: Convert to fraction form
    5,165.93/7,117.92 = 4,741.29/x
  3. Step 3: Cross multiply
    5,165.93x = 7,117.92 × 4,741.29
  4. Step 4: Simplify right side
    5,165.93x = 33,748,122.92
  5. Step 5: Solve for x
    x = 33,748,122.92/5,165.93
  6. Step 6: Final answer
    x = 6,532.83

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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.