Home / 4,752.32-7,129.42-1,465.27

Finding the Fourth Proportional to 4,752.32, 7,129.42 and 1,465.27

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Solution

The fourth proportional to 4,752.32, 7,129.42 and 1,465.27 is: 2,198.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752.32 : 7,129.42 = 1,465.27 : x
  2. Step 2: Convert to fraction form
    4,752.32/7,129.42 = 1,465.27/x
  3. Step 3: Cross multiply
    4,752.32x = 7,129.42 × 1,465.27
  4. Step 4: Simplify right side
    4,752.32x = 10,446,489.60
  5. Step 5: Solve for x
    x = 10,446,489.60/4,752.32
  6. Step 6: Final answer
    x = 2,198.19

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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.