Home / 8,137.02-12,204.86-2,590.14

Finding the Fourth Proportional to 8,137.02, 12,204.86 and 2,590.14

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Solution

The fourth proportional to 8,137.02, 12,204.86 and 2,590.14 is: 3,885.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,137.02 : 12,204.86 = 2,590.14 : x
  2. Step 2: Convert to fraction form
    8,137.02/12,204.86 = 2,590.14/x
  3. Step 3: Cross multiply
    8,137.02x = 12,204.86 × 2,590.14
  4. Step 4: Simplify right side
    8,137.02x = 31,612,296.08
  5. Step 5: Solve for x
    x = 31,612,296.08/8,137.02
  6. Step 6: Final answer
    x = 3,885.00

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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.