Home / 6,237.40-9,357.62-3,315.08

Finding the Fourth Proportional to 6,237.40, 9,357.62 and 3,315.08

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Solution

The fourth proportional to 6,237.40, 9,357.62 and 3,315.08 is: 4,973.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,237.40 : 9,357.62 = 3,315.08 : x
  2. Step 2: Convert to fraction form
    6,237.40/9,357.62 = 3,315.08/x
  3. Step 3: Cross multiply
    6,237.40x = 9,357.62 × 3,315.08
  4. Step 4: Simplify right side
    6,237.40x = 31,021,258.91
  5. Step 5: Solve for x
    x = 31,021,258.91/6,237.40
  6. Step 6: Final answer
    x = 4,973.43

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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.