Home / 6,129.36-9,165.78-4,551.07

Finding the Fourth Proportional to 6,129.36, 9,165.78 and 4,551.07

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Solution

The fourth proportional to 6,129.36, 9,165.78 and 4,551.07 is: 6,805.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,129.36 : 9,165.78 = 4,551.07 : x
  2. Step 2: Convert to fraction form
    6,129.36/9,165.78 = 4,551.07/x
  3. Step 3: Cross multiply
    6,129.36x = 9,165.78 × 4,551.07
  4. Step 4: Simplify right side
    6,129.36x = 41,714,106.38
  5. Step 5: Solve for x
    x = 41,714,106.38/6,129.36
  6. Step 6: Final answer
    x = 6,805.62

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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.