Home / 8,954.04-13,431.30-4,274.55

Finding the Fourth Proportional to 8,954.04, 13,431.30 and 4,274.55

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Solution

The fourth proportional to 8,954.04, 13,431.30 and 4,274.55 is: 6,411.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,954.04 : 13,431.30 = 4,274.55 : x
  2. Step 2: Convert to fraction form
    8,954.04/13,431.30 = 4,274.55/x
  3. Step 3: Cross multiply
    8,954.04x = 13,431.30 × 4,274.55
  4. Step 4: Simplify right side
    8,954.04x = 57,412,763.42
  5. Step 5: Solve for x
    x = 57,412,763.42/8,954.04
  6. Step 6: Final answer
    x = 6,411.94

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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.