Home / 2,029.07-2,800.10-1,132.76

Finding the Fourth Proportional to 2,029.07, 2,800.10 and 1,132.76

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Solution

The fourth proportional to 2,029.07, 2,800.10 and 1,132.76 is: 1,563.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029.07 : 2,800.10 = 1,132.76 : x
  2. Step 2: Convert to fraction form
    2,029.07/2,800.10 = 1,132.76/x
  3. Step 3: Cross multiply
    2,029.07x = 2,800.10 × 1,132.76
  4. Step 4: Simplify right side
    2,029.07x = 3,171,825.86
  5. Step 5: Solve for x
    x = 3,171,825.86/2,029.07
  6. Step 6: Final answer
    x = 1,563.20

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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.