Home / 8,997.45-12,417.09-5,018.52

Finding the Fourth Proportional to 8,997.45, 12,417.09 and 5,018.52

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Solution

The fourth proportional to 8,997.45, 12,417.09 and 5,018.52 is: 6,925.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,997.45 : 12,417.09 = 5,018.52 : x
  2. Step 2: Convert to fraction form
    8,997.45/12,417.09 = 5,018.52/x
  3. Step 3: Cross multiply
    8,997.45x = 12,417.09 × 5,018.52
  4. Step 4: Simplify right side
    8,997.45x = 62,315,414.51
  5. Step 5: Solve for x
    x = 62,315,414.51/8,997.45
  6. Step 6: Final answer
    x = 6,925.90

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Half scale
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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.