Home / 7,359.98-11,039.96-2,980.51

Finding the Fourth Proportional to 7,359.98, 11,039.96 and 2,980.51

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Solution

The fourth proportional to 7,359.98, 11,039.96 and 2,980.51 is: 4,470.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,359.98 : 11,039.96 = 2,980.51 : x
  2. Step 2: Convert to fraction form
    7,359.98/11,039.96 = 2,980.51/x
  3. Step 3: Cross multiply
    7,359.98x = 11,039.96 × 2,980.51
  4. Step 4: Simplify right side
    7,359.98x = 32,904,691.03
  5. Step 5: Solve for x
    x = 32,904,691.03/7,359.98
  6. Step 6: Final answer
    x = 4,470.76

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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.