Home / 6,424.48-9,629.38-2,917.16

Finding the Fourth Proportional to 6,424.48, 9,629.38 and 2,917.16

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Solution

The fourth proportional to 6,424.48, 9,629.38 and 2,917.16 is: 4,372.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,424.48 : 9,629.38 = 2,917.16 : x
  2. Step 2: Convert to fraction form
    6,424.48/9,629.38 = 2,917.16/x
  3. Step 3: Cross multiply
    6,424.48x = 9,629.38 × 2,917.16
  4. Step 4: Simplify right side
    6,424.48x = 28,090,442.16
  5. Step 5: Solve for x
    x = 28,090,442.16/6,424.48
  6. Step 6: Final answer
    x = 4,372.41

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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.