Home / 6,537.40-9,789.48-3,612.50

Finding the Fourth Proportional to 6,537.40, 9,789.48 and 3,612.50

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Solution

The fourth proportional to 6,537.40, 9,789.48 and 3,612.50 is: 5,409.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,537.40 : 9,789.48 = 3,612.50 : x
  2. Step 2: Convert to fraction form
    6,537.40/9,789.48 = 3,612.50/x
  3. Step 3: Cross multiply
    6,537.40x = 9,789.48 × 3,612.50
  4. Step 4: Simplify right side
    6,537.40x = 35,364,496.50
  5. Step 5: Solve for x
    x = 35,364,496.50/6,537.40
  6. Step 6: Final answer
    x = 5,409.57

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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.