Home / 11,526.39-17,278.80-6,253.68

Finding the Fourth Proportional to 11,526.39, 17,278.80 and 6,253.68

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Solution

The fourth proportional to 11,526.39, 17,278.80 and 6,253.68 is: 9,374.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,526.39 : 17,278.80 = 6,253.68 : x
  2. Step 2: Convert to fraction form
    11,526.39/17,278.80 = 6,253.68/x
  3. Step 3: Cross multiply
    11,526.39x = 17,278.80 × 6,253.68
  4. Step 4: Simplify right side
    11,526.39x = 108,056,085.98
  5. Step 5: Solve for x
    x = 108,056,085.98/11,526.39
  6. Step 6: Final answer
    x = 9,374.67

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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.