Home / 2,536.74-3,807.84-2,130.32

Finding the Fourth Proportional to 2,536.74, 3,807.84 and 2,130.32

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Solution

The fourth proportional to 2,536.74, 3,807.84 and 2,130.32 is: 3,197.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,536.74 : 3,807.84 = 2,130.32 : x
  2. Step 2: Convert to fraction form
    2,536.74/3,807.84 = 2,130.32/x
  3. Step 3: Cross multiply
    2,536.74x = 3,807.84 × 2,130.32
  4. Step 4: Simplify right side
    2,536.74x = 8,111,917.71
  5. Step 5: Solve for x
    x = 8,111,917.71/2,536.74
  6. Step 6: Final answer
    x = 3,197.77

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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.