Home / 12,257.02-16,908.78-7,533.10

Finding the Fourth Proportional to 12,257.02, 16,908.78 and 7,533.10

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Solution

The fourth proportional to 12,257.02, 16,908.78 and 7,533.10 is: 10,392.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,257.02 : 16,908.78 = 7,533.10 : x
  2. Step 2: Convert to fraction form
    12,257.02/16,908.78 = 7,533.10/x
  3. Step 3: Cross multiply
    12,257.02x = 16,908.78 × 7,533.10
  4. Step 4: Simplify right side
    12,257.02x = 127,375,530.62
  5. Step 5: Solve for x
    x = 127,375,530.62/12,257.02
  6. Step 6: Final answer
    x = 10,392.05

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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.