Home / 3,259.38-4,496.72-2,140.93

Finding the Fourth Proportional to 3,259.38, 4,496.72 and 2,140.93

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Solution

The fourth proportional to 3,259.38, 4,496.72 and 2,140.93 is: 2,953.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259.38 : 4,496.72 = 2,140.93 : x
  2. Step 2: Convert to fraction form
    3,259.38/4,496.72 = 2,140.93/x
  3. Step 3: Cross multiply
    3,259.38x = 4,496.72 × 2,140.93
  4. Step 4: Simplify right side
    3,259.38x = 9,627,140.80
  5. Step 5: Solve for x
    x = 9,627,140.80/3,259.38
  6. Step 6: Final answer
    x = 2,953.67

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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.