Home / 7,539.95-11,309.94-2,606.90

Finding the Fourth Proportional to 7,539.95, 11,309.94 and 2,606.90

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Solution

The fourth proportional to 7,539.95, 11,309.94 and 2,606.90 is: 3,910.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,539.95 : 11,309.94 = 2,606.90 : x
  2. Step 2: Convert to fraction form
    7,539.95/11,309.94 = 2,606.90/x
  3. Step 3: Cross multiply
    7,539.95x = 11,309.94 × 2,606.90
  4. Step 4: Simplify right side
    7,539.95x = 29,483,826.04
  5. Step 5: Solve for x
    x = 29,483,826.04/7,539.95
  6. Step 6: Final answer
    x = 3,910.35

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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.