Home / 8,590.96-12,901.02-5,150.08

Finding the Fourth Proportional to 8,590.96, 12,901.02 and 5,150.08

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Solution

The fourth proportional to 8,590.96, 12,901.02 and 5,150.08 is: 7,733.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,590.96 : 12,901.02 = 5,150.08 : x
  2. Step 2: Convert to fraction form
    8,590.96/12,901.02 = 5,150.08/x
  3. Step 3: Cross multiply
    8,590.96x = 12,901.02 × 5,150.08
  4. Step 4: Simplify right side
    8,590.96x = 66,441,285.08
  5. Step 5: Solve for x
    x = 66,441,285.08/8,590.96
  6. Step 6: Final answer
    x = 7,733.86

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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.