Home / 8,822.00-12,153.69-6,579.65

Finding the Fourth Proportional to 8,822.00, 12,153.69 and 6,579.65

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Solution

The fourth proportional to 8,822.00, 12,153.69 and 6,579.65 is: 9,064.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,822.00 : 12,153.69 = 6,579.65 : x
  2. Step 2: Convert to fraction form
    8,822.00/12,153.69 = 6,579.65/x
  3. Step 3: Cross multiply
    8,822.00x = 12,153.69 × 6,579.65
  4. Step 4: Simplify right side
    8,822.00x = 79,966,965.64
  5. Step 5: Solve for x
    x = 79,966,965.64/8,822.00
  6. Step 6: Final answer
    x = 9,064.50

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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.