Home / 8,960.19-12,368.46-5,974.94

Finding the Fourth Proportional to 8,960.19, 12,368.46 and 5,974.94

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Solution

The fourth proportional to 8,960.19, 12,368.46 and 5,974.94 is: 8,247.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,960.19 : 12,368.46 = 5,974.94 : x
  2. Step 2: Convert to fraction form
    8,960.19/12,368.46 = 5,974.94/x
  3. Step 3: Cross multiply
    8,960.19x = 12,368.46 × 5,974.94
  4. Step 4: Simplify right side
    8,960.19x = 73,900,744.55
  5. Step 5: Solve for x
    x = 73,900,744.55/8,960.19
  6. Step 6: Final answer
    x = 8,247.68

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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.