Home / 9,562.36-13,190.73-8,885.81

Finding the Fourth Proportional to 9,562.36, 13,190.73 and 8,885.81

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Solution

The fourth proportional to 9,562.36, 13,190.73 and 8,885.81 is: 12,257.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,562.36 : 13,190.73 = 8,885.81 : x
  2. Step 2: Convert to fraction form
    9,562.36/13,190.73 = 8,885.81/x
  3. Step 3: Cross multiply
    9,562.36x = 13,190.73 × 8,885.81
  4. Step 4: Simplify right side
    9,562.36x = 117,210,320.54
  5. Step 5: Solve for x
    x = 117,210,320.54/9,562.36
  6. Step 6: Final answer
    x = 12,257.47

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Double scale
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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.