Home / 2,756.11-3,803.46-1,497.19

Finding the Fourth Proportional to 2,756.11, 3,803.46 and 1,497.19

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Solution

The fourth proportional to 2,756.11, 3,803.46 and 1,497.19 is: 2,066.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756.11 : 3,803.46 = 1,497.19 : x
  2. Step 2: Convert to fraction form
    2,756.11/3,803.46 = 1,497.19/x
  3. Step 3: Cross multiply
    2,756.11x = 3,803.46 × 1,497.19
  4. Step 4: Simplify right side
    2,756.11x = 5,694,509.84
  5. Step 5: Solve for x
    x = 5,694,509.84/2,756.11
  6. Step 6: Final answer
    x = 2,066.14

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Half scale
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Double scale
Find fourth proportional to 2,757.11, 3,804.84 and 1,498.19
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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.