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Finding the Fourth Proportional to 7,827, 10,801.26 and 4,516.92

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Solution

The fourth proportional to 7,827, 10,801.26 and 4,516.92 is: 6,233.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,827 : 10,801.26 = 4,516.92 : x
  2. Step 2: Convert to fraction form
    7,827/10,801.26 = 4,516.92/x
  3. Step 3: Cross multiply
    7,827x = 10,801.26 × 4,516.92
  4. Step 4: Simplify right side
    7,827x = 48,788,427.32
  5. Step 5: Solve for x
    x = 48,788,427.32/7,827
  6. Step 6: Final answer
    x = 6,233.35

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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.