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Finding the Fourth Proportional to 8,754.63, 13,132.14 and 4,883.67

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Solution

The fourth proportional to 8,754.63, 13,132.14 and 4,883.67 is: 7,325.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,754.63 : 13,132.14 = 4,883.67 : x
  2. Step 2: Convert to fraction form
    8,754.63/13,132.14 = 4,883.67/x
  3. Step 3: Cross multiply
    8,754.63x = 13,132.14 × 4,883.67
  4. Step 4: Simplify right side
    8,754.63x = 64,133,038.15
  5. Step 5: Solve for x
    x = 64,133,038.15/8,754.63
  6. Step 6: Final answer
    x = 7,325.61

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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.