Home / 2,024.40-2,793.68-1,140.12

Finding the Fourth Proportional to 2,024.40, 2,793.68 and 1,140.12

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Solution

The fourth proportional to 2,024.40, 2,793.68 and 1,140.12 is: 1,573.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,024.40 : 2,793.68 = 1,140.12 : x
  2. Step 2: Convert to fraction form
    2,024.40/2,793.68 = 1,140.12/x
  3. Step 3: Cross multiply
    2,024.40x = 2,793.68 × 1,140.12
  4. Step 4: Simplify right side
    2,024.40x = 3,185,130.44
  5. Step 5: Solve for x
    x = 3,185,130.44/2,024.40
  6. Step 6: Final answer
    x = 1,573.37

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Half scale
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Double scale
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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.