Home / 7,573.10-10,449.56-6,960.66

Finding the Fourth Proportional to 7,573.10, 10,449.56 and 6,960.66

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Solution

The fourth proportional to 7,573.10, 10,449.56 and 6,960.66 is: 9,604.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,573.10 : 10,449.56 = 6,960.66 : x
  2. Step 2: Convert to fraction form
    7,573.10/10,449.56 = 6,960.66/x
  3. Step 3: Cross multiply
    7,573.10x = 10,449.56 × 6,960.66
  4. Step 4: Simplify right side
    7,573.10x = 72,735,834.31
  5. Step 5: Solve for x
    x = 72,735,834.31/7,573.10
  6. Step 6: Final answer
    x = 9,604.50

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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.