Home / 3,650.87-5,476.95-1,459.76

Finding the Fourth Proportional to 3,650.87, 5,476.95 and 1,459.76

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Solution

The fourth proportional to 3,650.87, 5,476.95 and 1,459.76 is: 2,189.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650.87 : 5,476.95 = 1,459.76 : x
  2. Step 2: Convert to fraction form
    3,650.87/5,476.95 = 1,459.76/x
  3. Step 3: Cross multiply
    3,650.87x = 5,476.95 × 1,459.76
  4. Step 4: Simplify right side
    3,650.87x = 7,995,005.15
  5. Step 5: Solve for x
    x = 7,995,005.15/3,650.87
  6. Step 6: Final answer
    x = 2,189.89

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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.