Home / 8,046.40-12,037.20-6,962.80

Finding the Fourth Proportional to 8,046.40, 12,037.20 and 6,962.80

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Solution

The fourth proportional to 8,046.40, 12,037.20 and 6,962.80 is: 10,416.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,046.40 : 12,037.20 = 6,962.80 : x
  2. Step 2: Convert to fraction form
    8,046.40/12,037.20 = 6,962.80/x
  3. Step 3: Cross multiply
    8,046.40x = 12,037.20 × 6,962.80
  4. Step 4: Simplify right side
    8,046.40x = 83,812,616.16
  5. Step 5: Solve for x
    x = 83,812,616.16/8,046.40
  6. Step 6: Final answer
    x = 10,416.16

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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.