Home / 1,743.32-2,406.12-1,035.32

Finding the Fourth Proportional to 1,743.32, 2,406.12 and 1,035.32

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Solution

The fourth proportional to 1,743.32, 2,406.12 and 1,035.32 is: 1,428.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,743.32 : 2,406.12 = 1,035.32 : x
  2. Step 2: Convert to fraction form
    1,743.32/2,406.12 = 1,035.32/x
  3. Step 3: Cross multiply
    1,743.32x = 2,406.12 × 1,035.32
  4. Step 4: Simplify right side
    1,743.32x = 2,491,104.16
  5. Step 5: Solve for x
    x = 2,491,104.16/1,743.32
  6. Step 6: Final answer
    x = 1,428.94

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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.