Home / 9,852.91-13,588.16-6,315.44

Finding the Fourth Proportional to 9,852.91, 13,588.16 and 6,315.44

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Solution

The fourth proportional to 9,852.91, 13,588.16 and 6,315.44 is: 8,709.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,852.91 : 13,588.16 = 6,315.44 : x
  2. Step 2: Convert to fraction form
    9,852.91/13,588.16 = 6,315.44/x
  3. Step 3: Cross multiply
    9,852.91x = 13,588.16 × 6,315.44
  4. Step 4: Simplify right side
    9,852.91x = 85,815,109.67
  5. Step 5: Solve for x
    x = 85,815,109.67/9,852.91
  6. Step 6: Final answer
    x = 8,709.62

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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.