Home / 3,764.28-5,646.74-1,298.10

Finding the Fourth Proportional to 3,764.28, 5,646.74 and 1,298.10

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Solution

The fourth proportional to 3,764.28, 5,646.74 and 1,298.10 is: 1,947.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,764.28 : 5,646.74 = 1,298.10 : x
  2. Step 2: Convert to fraction form
    3,764.28/5,646.74 = 1,298.10/x
  3. Step 3: Cross multiply
    3,764.28x = 5,646.74 × 1,298.10
  4. Step 4: Simplify right side
    3,764.28x = 7,330,033.19
  5. Step 5: Solve for x
    x = 7,330,033.19/3,764.28
  6. Step 6: Final answer
    x = 1,947.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.