Home / 8,190.36-11,303.28-5,046.75

Finding the Fourth Proportional to 8,190.36, 11,303.28 and 5,046.75

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Solution

The fourth proportional to 8,190.36, 11,303.28 and 5,046.75 is: 6,964.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,190.36 : 11,303.28 = 5,046.75 : x
  2. Step 2: Convert to fraction form
    8,190.36/11,303.28 = 5,046.75/x
  3. Step 3: Cross multiply
    8,190.36x = 11,303.28 × 5,046.75
  4. Step 4: Simplify right side
    8,190.36x = 57,044,828.34
  5. Step 5: Solve for x
    x = 57,044,828.34/8,190.36
  6. Step 6: Final answer
    x = 6,964.87

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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.