Home / 1,626.27-2,437.89-1,157.28

Finding the Fourth Proportional to 1,626.27, 2,437.89 and 1,157.28

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Solution

The fourth proportional to 1,626.27, 2,437.89 and 1,157.28 is: 1,734.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626.27 : 2,437.89 = 1,157.28 : x
  2. Step 2: Convert to fraction form
    1,626.27/2,437.89 = 1,157.28/x
  3. Step 3: Cross multiply
    1,626.27x = 2,437.89 × 1,157.28
  4. Step 4: Simplify right side
    1,626.27x = 2,821,321.34
  5. Step 5: Solve for x
    x = 2,821,321.34/1,626.27
  6. Step 6: Final answer
    x = 1,734.84

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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.