Home / 8,331.84-11,497.91-4,555.01

Finding the Fourth Proportional to 8,331.84, 11,497.91 and 4,555.01

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Solution

The fourth proportional to 8,331.84, 11,497.91 and 4,555.01 is: 6,285.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,331.84 : 11,497.91 = 4,555.01 : x
  2. Step 2: Convert to fraction form
    8,331.84/11,497.91 = 4,555.01/x
  3. Step 3: Cross multiply
    8,331.84x = 11,497.91 × 4,555.01
  4. Step 4: Simplify right side
    8,331.84x = 52,373,072.25
  5. Step 5: Solve for x
    x = 52,373,072.25/8,331.84
  6. Step 6: Final answer
    x = 6,285.90

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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.