Home / 9,555.15-13,197.30-8,714.37

Finding the Fourth Proportional to 9,555.15, 13,197.30 and 8,714.37

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Solution

The fourth proportional to 9,555.15, 13,197.30 and 8,714.37 is: 12,036.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,555.15 : 13,197.30 = 8,714.37 : x
  2. Step 2: Convert to fraction form
    9,555.15/13,197.30 = 8,714.37/x
  3. Step 3: Cross multiply
    9,555.15x = 13,197.30 × 8,714.37
  4. Step 4: Simplify right side
    9,555.15x = 115,006,155.20
  5. Step 5: Solve for x
    x = 115,006,155.20/9,555.15
  6. Step 6: Final answer
    x = 12,036.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.