Home / 3,140.65-4,697.16-2,364.31

Finding the Fourth Proportional to 3,140.65, 4,697.16 and 2,364.31

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Solution

The fourth proportional to 3,140.65, 4,697.16 and 2,364.31 is: 3,536.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140.65 : 4,697.16 = 2,364.31 : x
  2. Step 2: Convert to fraction form
    3,140.65/4,697.16 = 2,364.31/x
  3. Step 3: Cross multiply
    3,140.65x = 4,697.16 × 2,364.31
  4. Step 4: Simplify right side
    3,140.65x = 11,105,542.36
  5. Step 5: Solve for x
    x = 11,105,542.36/3,140.65
  6. Step 6: Final answer
    x = 3,536.06

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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.