Home / 3,215.16-4,437.54-2,036.52

Finding the Fourth Proportional to 3,215.16, 4,437.54 and 2,036.52

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Solution

The fourth proportional to 3,215.16, 4,437.54 and 2,036.52 is: 2,810.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,215.16 : 4,437.54 = 2,036.52 : x
  2. Step 2: Convert to fraction form
    3,215.16/4,437.54 = 2,036.52/x
  3. Step 3: Cross multiply
    3,215.16x = 4,437.54 × 2,036.52
  4. Step 4: Simplify right side
    3,215.16x = 9,037,138.96
  5. Step 5: Solve for x
    x = 9,037,138.96/3,215.16
  6. Step 6: Final answer
    x = 2,810.79

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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.