Home / 8,588.48-12,886.38-3,660.44

Finding the Fourth Proportional to 8,588.48, 12,886.38 and 3,660.44

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Solution

The fourth proportional to 8,588.48, 12,886.38 and 3,660.44 is: 5,492.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,588.48 : 12,886.38 = 3,660.44 : x
  2. Step 2: Convert to fraction form
    8,588.48/12,886.38 = 3,660.44/x
  3. Step 3: Cross multiply
    8,588.48x = 12,886.38 × 3,660.44
  4. Step 4: Simplify right side
    8,588.48x = 47,169,756.38
  5. Step 5: Solve for x
    x = 47,169,756.38/8,588.48
  6. Step 6: Final answer
    x = 5,492.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.