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Finding the Fourth Proportional to 8,953.58, 13,411.92 and 5,244.57

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Solution

The fourth proportional to 8,953.58, 13,411.92 and 5,244.57 is: 7,856.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,953.58 : 13,411.92 = 5,244.57 : x
  2. Step 2: Convert to fraction form
    8,953.58/13,411.92 = 5,244.57/x
  3. Step 3: Cross multiply
    8,953.58x = 13,411.92 × 5,244.57
  4. Step 4: Simplify right side
    8,953.58x = 70,339,728.27
  5. Step 5: Solve for x
    x = 70,339,728.27/8,953.58
  6. Step 6: Final answer
    x = 7,856.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.