Home / 3,501.95-5,253.21-1,161.86

Finding the Fourth Proportional to 3,501.95, 5,253.21 and 1,161.86

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Solution

The fourth proportional to 3,501.95, 5,253.21 and 1,161.86 is: 1,742.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.95 : 5,253.21 = 1,161.86 : x
  2. Step 2: Convert to fraction form
    3,501.95/5,253.21 = 1,161.86/x
  3. Step 3: Cross multiply
    3,501.95x = 5,253.21 × 1,161.86
  4. Step 4: Simplify right side
    3,501.95x = 6,103,494.57
  5. Step 5: Solve for x
    x = 6,103,494.57/3,501.95
  6. Step 6: Final answer
    x = 1,742.88

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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.