Home / 4,237.52-5,847.50-2,489.81

Finding the Fourth Proportional to 4,237.52, 5,847.50 and 2,489.81

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Solution

The fourth proportional to 4,237.52, 5,847.50 and 2,489.81 is: 3,435.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,237.52 : 5,847.50 = 2,489.81 : x
  2. Step 2: Convert to fraction form
    4,237.52/5,847.50 = 2,489.81/x
  3. Step 3: Cross multiply
    4,237.52x = 5,847.50 × 2,489.81
  4. Step 4: Simplify right side
    4,237.52x = 14,559,122.29
  5. Step 5: Solve for x
    x = 14,559,122.29/4,237.52
  6. Step 6: Final answer
    x = 3,435.77

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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.