Home / 8,954.05-13,431.34-4,274.56

Finding the Fourth Proportional to 8,954.05, 13,431.34 and 4,274.56

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Solution

The fourth proportional to 8,954.05, 13,431.34 and 4,274.56 is: 6,411.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,954.05 : 13,431.34 = 4,274.56 : x
  2. Step 2: Convert to fraction form
    8,954.05/13,431.34 = 4,274.56/x
  3. Step 3: Cross multiply
    8,954.05x = 13,431.34 × 4,274.56
  4. Step 4: Simplify right side
    8,954.05x = 57,413,068.71
  5. Step 5: Solve for x
    x = 57,413,068.71/8,954.05
  6. Step 6: Final answer
    x = 6,411.97

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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.