Home / 11,422.07-15,757.83-7,595.54

Finding the Fourth Proportional to 11,422.07, 15,757.83 and 7,595.54

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Solution

The fourth proportional to 11,422.07, 15,757.83 and 7,595.54 is: 10,478.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,422.07 : 15,757.83 = 7,595.54 : x
  2. Step 2: Convert to fraction form
    11,422.07/15,757.83 = 7,595.54/x
  3. Step 3: Cross multiply
    11,422.07x = 15,757.83 × 7,595.54
  4. Step 4: Simplify right side
    11,422.07x = 119,689,228.08
  5. Step 5: Solve for x
    x = 119,689,228.08/11,422.07
  6. Step 6: Final answer
    x = 10,478.77

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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.