Home / 8,475.63-12,714.86-2,631.07

Finding the Fourth Proportional to 8,475.63, 12,714.86 and 2,631.07

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Solution

The fourth proportional to 8,475.63, 12,714.86 and 2,631.07 is: 3,947.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,475.63 : 12,714.86 = 2,631.07 : x
  2. Step 2: Convert to fraction form
    8,475.63/12,714.86 = 2,631.07/x
  3. Step 3: Cross multiply
    8,475.63x = 12,714.86 × 2,631.07
  4. Step 4: Simplify right side
    8,475.63x = 33,453,686.70
  5. Step 5: Solve for x
    x = 33,453,686.70/8,475.63
  6. Step 6: Final answer
    x = 3,947.04

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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.