Home / 11,751.02-16,203.74-8,923.58

Finding the Fourth Proportional to 11,751.02, 16,203.74 and 8,923.58

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Solution

The fourth proportional to 11,751.02, 16,203.74 and 8,923.58 is: 12,304.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,751.02 : 16,203.74 = 8,923.58 : x
  2. Step 2: Convert to fraction form
    11,751.02/16,203.74 = 8,923.58/x
  3. Step 3: Cross multiply
    11,751.02x = 16,203.74 × 8,923.58
  4. Step 4: Simplify right side
    11,751.02x = 144,595,370.19
  5. Step 5: Solve for x
    x = 144,595,370.19/11,751.02
  6. Step 6: Final answer
    x = 12,304.92

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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.