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Finding the Fourth Proportional to 9,011.86, 13,522.64 and 3,750.50

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Solution

The fourth proportional to 9,011.86, 13,522.64 and 3,750.50 is: 5,627.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,011.86 : 13,522.64 = 3,750.50 : x
  2. Step 2: Convert to fraction form
    9,011.86/13,522.64 = 3,750.50/x
  3. Step 3: Cross multiply
    9,011.86x = 13,522.64 × 3,750.50
  4. Step 4: Simplify right side
    9,011.86x = 50,716,661.32
  5. Step 5: Solve for x
    x = 50,716,661.32/9,011.86
  6. Step 6: Final answer
    x = 5,627.77

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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.