Home / 6,129.34-8,461.38-3,610.66

Finding the Fourth Proportional to 6,129.34, 8,461.38 and 3,610.66

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Solution

The fourth proportional to 6,129.34, 8,461.38 and 3,610.66 is: 4,984.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,129.34 : 8,461.38 = 3,610.66 : x
  2. Step 2: Convert to fraction form
    6,129.34/8,461.38 = 3,610.66/x
  3. Step 3: Cross multiply
    6,129.34x = 8,461.38 × 3,610.66
  4. Step 4: Simplify right side
    6,129.34x = 30,551,166.31
  5. Step 5: Solve for x
    x = 30,551,166.31/6,129.34
  6. Step 6: Final answer
    x = 4,984.41

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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.