Home / 8,963.46-13,448.23-4,579.74

Finding the Fourth Proportional to 8,963.46, 13,448.23 and 4,579.74

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Solution

The fourth proportional to 8,963.46, 13,448.23 and 4,579.74 is: 6,871.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,963.46 : 13,448.23 = 4,579.74 : x
  2. Step 2: Convert to fraction form
    8,963.46/13,448.23 = 4,579.74/x
  3. Step 3: Cross multiply
    8,963.46x = 13,448.23 × 4,579.74
  4. Step 4: Simplify right side
    8,963.46x = 61,589,385.41
  5. Step 5: Solve for x
    x = 61,589,385.41/8,963.46
  6. Step 6: Final answer
    x = 6,871.16

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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.