Home / 9,887.20-14,826.48-2,960.08

Finding the Fourth Proportional to 9,887.20, 14,826.48 and 2,960.08

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Solution

The fourth proportional to 9,887.20, 14,826.48 and 2,960.08 is: 4,438.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,887.20 : 14,826.48 = 2,960.08 : x
  2. Step 2: Convert to fraction form
    9,887.20/14,826.48 = 2,960.08/x
  3. Step 3: Cross multiply
    9,887.20x = 14,826.48 × 2,960.08
  4. Step 4: Simplify right side
    9,887.20x = 43,887,566.92
  5. Step 5: Solve for x
    x = 43,887,566.92/9,887.20
  6. Step 6: Final answer
    x = 4,438.83

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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.