Home / 11,652.35-16,079.81-6,347.07

Finding the Fourth Proportional to 11,652.35, 16,079.81 and 6,347.07

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Solution

The fourth proportional to 11,652.35, 16,079.81 and 6,347.07 is: 8,758.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,652.35 : 16,079.81 = 6,347.07 : x
  2. Step 2: Convert to fraction form
    11,652.35/16,079.81 = 6,347.07/x
  3. Step 3: Cross multiply
    11,652.35x = 16,079.81 × 6,347.07
  4. Step 4: Simplify right side
    11,652.35x = 102,059,647.92
  5. Step 5: Solve for x
    x = 102,059,647.92/11,652.35
  6. Step 6: Final answer
    x = 8,758.72

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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.