Home / 9,203.07-12,698.85-5,169.74

Finding the Fourth Proportional to 9,203.07, 12,698.85 and 5,169.74

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Solution

The fourth proportional to 9,203.07, 12,698.85 and 5,169.74 is: 7,133.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,203.07 : 12,698.85 = 5,169.74 : x
  2. Step 2: Convert to fraction form
    9,203.07/12,698.85 = 5,169.74/x
  3. Step 3: Cross multiply
    9,203.07x = 12,698.85 × 5,169.74
  4. Step 4: Simplify right side
    9,203.07x = 65,649,752.80
  5. Step 5: Solve for x
    x = 65,649,752.80/9,203.07
  6. Step 6: Final answer
    x = 7,133.46

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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.