Home / 8,136.64-12,210.43-4,441.52

Finding the Fourth Proportional to 8,136.64, 12,210.43 and 4,441.52

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Solution

The fourth proportional to 8,136.64, 12,210.43 and 4,441.52 is: 6,665.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,136.64 : 12,210.43 = 4,441.52 : x
  2. Step 2: Convert to fraction form
    8,136.64/12,210.43 = 4,441.52/x
  3. Step 3: Cross multiply
    8,136.64x = 12,210.43 × 4,441.52
  4. Step 4: Simplify right side
    8,136.64x = 54,232,869.05
  5. Step 5: Solve for x
    x = 54,232,869.05/8,136.64
  6. Step 6: Final answer
    x = 6,665.27

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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.