Home / 8,955.42-13,433.81-3,110.46

Finding the Fourth Proportional to 8,955.42, 13,433.81 and 3,110.46

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Solution

The fourth proportional to 8,955.42, 13,433.81 and 3,110.46 is: 4,665.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,955.42 : 13,433.81 = 3,110.46 : x
  2. Step 2: Convert to fraction form
    8,955.42/13,433.81 = 3,110.46/x
  3. Step 3: Cross multiply
    8,955.42x = 13,433.81 × 3,110.46
  4. Step 4: Simplify right side
    8,955.42x = 41,785,313.10
  5. Step 5: Solve for x
    x = 41,785,313.10/8,955.42
  6. Step 6: Final answer
    x = 4,665.92

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1.5x scale

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.