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Finding the Fourth Proportional to 8,762.95, 13,146.50 and 2,522.81

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Solution

The fourth proportional to 8,762.95, 13,146.50 and 2,522.81 is: 3,784.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,762.95 : 13,146.50 = 2,522.81 : x
  2. Step 2: Convert to fraction form
    8,762.95/13,146.50 = 2,522.81/x
  3. Step 3: Cross multiply
    8,762.95x = 13,146.50 × 2,522.81
  4. Step 4: Simplify right side
    8,762.95x = 33,166,160.84
  5. Step 5: Solve for x
    x = 33,166,160.84/8,762.95
  6. Step 6: Final answer
    x = 3,784.82

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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.