Home / 11,050.71-15,245.16-7,269.02

Finding the Fourth Proportional to 11,050.71, 15,245.16 and 7,269.02

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Solution

The fourth proportional to 11,050.71, 15,245.16 and 7,269.02 is: 10,028.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,050.71 : 15,245.16 = 7,269.02 : x
  2. Step 2: Convert to fraction form
    11,050.71/15,245.16 = 7,269.02/x
  3. Step 3: Cross multiply
    11,050.71x = 15,245.16 × 7,269.02
  4. Step 4: Simplify right side
    11,050.71x = 110,817,372.94
  5. Step 5: Solve for x
    x = 110,817,372.94/11,050.71
  6. Step 6: Final answer
    x = 10,028.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.