Home / 6,275.37-9,409.85-3,315.41

Finding the Fourth Proportional to 6,275.37, 9,409.85 and 3,315.41

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Solution

The fourth proportional to 6,275.37, 9,409.85 and 3,315.41 is: 4,971.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,275.37 : 9,409.85 = 3,315.41 : x
  2. Step 2: Convert to fraction form
    6,275.37/9,409.85 = 3,315.41/x
  3. Step 3: Cross multiply
    6,275.37x = 9,409.85 × 3,315.41
  4. Step 4: Simplify right side
    6,275.37x = 31,197,459.09
  5. Step 5: Solve for x
    x = 31,197,459.09/6,275.37
  6. Step 6: Final answer
    x = 4,971.41

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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.