Home / 7,159.89-10,736.16-2,998.76

Finding the Fourth Proportional to 7,159.89, 10,736.16 and 2,998.76

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Solution

The fourth proportional to 7,159.89, 10,736.16 and 2,998.76 is: 4,496.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,159.89 : 10,736.16 = 2,998.76 : x
  2. Step 2: Convert to fraction form
    7,159.89/10,736.16 = 2,998.76/x
  3. Step 3: Cross multiply
    7,159.89x = 10,736.16 × 2,998.76
  4. Step 4: Simplify right side
    7,159.89x = 32,195,167.16
  5. Step 5: Solve for x
    x = 32,195,167.16/7,159.89
  6. Step 6: Final answer
    x = 4,496.60

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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.