Home / 4,230.26-5,834.40-3,947.30

Finding the Fourth Proportional to 4,230.26, 5,834.40 and 3,947.30

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Solution

The fourth proportional to 4,230.26, 5,834.40 and 3,947.30 is: 5,444.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.26 : 5,834.40 = 3,947.30 : x
  2. Step 2: Convert to fraction form
    4,230.26/5,834.40 = 3,947.30/x
  3. Step 3: Cross multiply
    4,230.26x = 5,834.40 × 3,947.30
  4. Step 4: Simplify right side
    4,230.26x = 23,030,127.12
  5. Step 5: Solve for x
    x = 23,030,127.12/4,230.26
  6. Step 6: Final answer
    x = 5,444.14

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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.