Home / 6,610.29-9,896.40-4,391.34

Finding the Fourth Proportional to 6,610.29, 9,896.40 and 4,391.34

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Solution

The fourth proportional to 6,610.29, 9,896.40 and 4,391.34 is: 6,574.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,610.29 : 9,896.40 = 4,391.34 : x
  2. Step 2: Convert to fraction form
    6,610.29/9,896.40 = 4,391.34/x
  3. Step 3: Cross multiply
    6,610.29x = 9,896.40 × 4,391.34
  4. Step 4: Simplify right side
    6,610.29x = 43,458,457.18
  5. Step 5: Solve for x
    x = 43,458,457.18/6,610.29
  6. Step 6: Final answer
    x = 6,574.36

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1.5x scale

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.