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Finding the Fourth Proportional to 8,302.52, 12,453.74 and 2,458.68

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Solution

The fourth proportional to 8,302.52, 12,453.74 and 2,458.68 is: 3,688.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302.52 : 12,453.74 = 2,458.68 : x
  2. Step 2: Convert to fraction form
    8,302.52/12,453.74 = 2,458.68/x
  3. Step 3: Cross multiply
    8,302.52x = 12,453.74 × 2,458.68
  4. Step 4: Simplify right side
    8,302.52x = 30,619,761.46
  5. Step 5: Solve for x
    x = 30,619,761.46/8,302.52
  6. Step 6: Final answer
    x = 3,688.01

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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.