Home / 8,953.06-12,355.58-6,126.36

Finding the Fourth Proportional to 8,953.06, 12,355.58 and 6,126.36

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Solution

The fourth proportional to 8,953.06, 12,355.58 and 6,126.36 is: 8,454.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,953.06 : 12,355.58 = 6,126.36 : x
  2. Step 2: Convert to fraction form
    8,953.06/12,355.58 = 6,126.36/x
  3. Step 3: Cross multiply
    8,953.06x = 12,355.58 × 6,126.36
  4. Step 4: Simplify right side
    8,953.06x = 75,694,731.09
  5. Step 5: Solve for x
    x = 75,694,731.09/8,953.06
  6. Step 6: Final answer
    x = 8,454.62

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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.