Home / 12,303.65-16,977.33-6,997.44

Finding the Fourth Proportional to 12,303.65, 16,977.33 and 6,997.44

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Solution

The fourth proportional to 12,303.65, 16,977.33 and 6,997.44 is: 9,655.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,303.65 : 16,977.33 = 6,997.44 : x
  2. Step 2: Convert to fraction form
    12,303.65/16,977.33 = 6,997.44/x
  3. Step 3: Cross multiply
    12,303.65x = 16,977.33 × 6,997.44
  4. Step 4: Simplify right side
    12,303.65x = 118,797,848.04
  5. Step 5: Solve for x
    x = 118,797,848.04/12,303.65
  6. Step 6: Final answer
    x = 9,655.50

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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.