Home / 8,024.40-12,037.68-2,830.32

Finding the Fourth Proportional to 8,024.40, 12,037.68 and 2,830.32

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Solution

The fourth proportional to 8,024.40, 12,037.68 and 2,830.32 is: 4,245.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,024.40 : 12,037.68 = 2,830.32 : x
  2. Step 2: Convert to fraction form
    8,024.40/12,037.68 = 2,830.32/x
  3. Step 3: Cross multiply
    8,024.40x = 12,037.68 × 2,830.32
  4. Step 4: Simplify right side
    8,024.40x = 34,070,486.46
  5. Step 5: Solve for x
    x = 34,070,486.46/8,024.40
  6. Step 6: Final answer
    x = 4,245.86

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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.