Home / 11,845.70-16,348.55-7,595.21

Finding the Fourth Proportional to 11,845.70, 16,348.55 and 7,595.21

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Solution

The fourth proportional to 11,845.70, 16,348.55 and 7,595.21 is: 10,482.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,845.70 : 16,348.55 = 7,595.21 : x
  2. Step 2: Convert to fraction form
    11,845.70/16,348.55 = 7,595.21/x
  3. Step 3: Cross multiply
    11,845.70x = 16,348.55 × 7,595.21
  4. Step 4: Simplify right side
    11,845.70x = 124,170,708.57
  5. Step 5: Solve for x
    x = 124,170,708.57/11,845.70
  6. Step 6: Final answer
    x = 10,482.34

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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.