Home / 2,035.56-2,808.92-1,151.40

Finding the Fourth Proportional to 2,035.56, 2,808.92 and 1,151.40

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Solution

The fourth proportional to 2,035.56, 2,808.92 and 1,151.40 is: 1,588.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,035.56 : 2,808.92 = 1,151.40 : x
  2. Step 2: Convert to fraction form
    2,035.56/2,808.92 = 1,151.40/x
  3. Step 3: Cross multiply
    2,035.56x = 2,808.92 × 1,151.40
  4. Step 4: Simplify right side
    2,035.56x = 3,234,190.49
  5. Step 5: Solve for x
    x = 3,234,190.49/2,035.56
  6. Step 6: Final answer
    x = 1,588.85

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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.