Home / 6,243.16-8,615.55-3,448.66

Finding the Fourth Proportional to 6,243.16, 8,615.55 and 3,448.66

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Solution

The fourth proportional to 6,243.16, 8,615.55 and 3,448.66 is: 4,759.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,243.16 : 8,615.55 = 3,448.66 : x
  2. Step 2: Convert to fraction form
    6,243.16/8,615.55 = 3,448.66/x
  3. Step 3: Cross multiply
    6,243.16x = 8,615.55 × 3,448.66
  4. Step 4: Simplify right side
    6,243.16x = 29,712,102.66
  5. Step 5: Solve for x
    x = 29,712,102.66/6,243.16
  6. Step 6: Final answer
    x = 4,759.14

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1.5x scale

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.