Home / 6,260-8,638.86-3,465.56

Finding the Fourth Proportional to 6,260, 8,638.86 and 3,465.56

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Solution

The fourth proportional to 6,260, 8,638.86 and 3,465.56 is: 4,782.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,260 : 8,638.86 = 3,465.56 : x
  2. Step 2: Convert to fraction form
    6,260/8,638.86 = 3,465.56/x
  3. Step 3: Cross multiply
    6,260x = 8,638.86 × 3,465.56
  4. Step 4: Simplify right side
    6,260x = 29,938,487.66
  5. Step 5: Solve for x
    x = 29,938,487.66/6,260
  6. Step 6: Final answer
    x = 4,782.51

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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.